
Professor. Mitsuyoshi Akiyama
(Curriculum Vitae)
-Education-
B. Eng. in Civil Engineering, Tohoku University, 1995
M. Eng. in Civil Engineering, Tohoku University, 1997
Dr. Eng. in Civil Engineering, Tohoku University, 2001
-Work Experiences-
1997 Apr., Bridge Engineer at Nippon Koei Co., Ltd.
1998 Apr., Research Associate at Tohoku University
2001 May, Assistant Professor at Tohoku University
2004 Apr., Associate Professor at Tohoku University
(2008 Oct. to 2009 Sep., Visiting Scholar at Lehigh University)
2011 Apr. to Present, Professor at Waseda University
(2018 Aug. to 2019 Sep., Visiting Scholar at Lehigh University)
(2020 Feb. to 2020 Jul., Visiting Professor at National Taiwan University of Science & Technology)
(2023 to 2024, High-End Foreign Experts, Tongji University)
-Research Area-
Concrete Engineering
Earthquake Engineering
Safety and Reliability in Structural Engineering
Life-Cycle Engineering
Seismic Design Methodology of Concrete Structures
Deterioration Modeling of Materials and Structures
-Member of Professional Association-
Japan Society of Civil Engineers (JSCE)
American Society of Civil Engineers (ASCE)
Japan Association for Earthquake Engineering (JAEE)
International Association for Life-Cycle Civil Engineering as Member of Executive Committee (IALCCE)
International Association for Bridge Maintenance and Safety as Secretary of Executive Committee (IABMAS)
International Association for Bridge and Structural Engineering (IABSE)
American Concrete Institute (ACI)
Japan Concrete Institute (JCI)
-
-Scientific Community Service Activities-
- Managing Editor of Structure and Infrastructure Engineering,Taylor & Francis, UK
- Associate Editor of the ASCE Journal of Bridge Engineering
, (2022 ASCE Outstanding Reviewer) - Editorial Board Member of Structural Safety
- Editorial Board Member of Probabilistic Engineering Mechanics
- Chair of Task Group 2 in SEI-ASCE Technical Council on Life-Cycle Performance, Safety, Reliability and Risk of Structural Systems
- Chair of Commission 6 - Sustainability, IABSE
- Member of Task Group 6 in Commission 6, IABSE: Effect of Climate Change on Infrastructures
- MC observer of COST Action TU 1406 in representation of Asia
- Member of IASSAR Technical Committees of TC4: Life-Cycle Performance, Cost and Optimization
- Member of fib TG5.14 Life Cycle Cost (LCC) - Design life and/or replacement cycle
- Co-Chair of Symposium 2014 on Life-Cycle Civil Engineering (IALCCE2014)
-Awards-
- JSCE Yoshida Award, 1999
- JCI Award for Engineering Development, 2001
- JSCE Yoshida Award, 2007
- JSCE Encouragement Award for Outstanding Thesis, 2007
- The Commendation for Science and Technology by the Minister of Education, Culture, Sports, Science and Technology, 2008.
- JSCE Yoshida Award, 2010
- IABMAS (International Association of Bridge Maintenance and Safety) Junior Research Prize (2016)
- 2022 ASCE Outstanding Reviewer
- 2023 IABSE Outstanding Paper Award in the Scientific Paper Category
-Selected Papers- (Scopus) (Google Scholar)
Theme "Reliability, risk, and resilience of structure and infrastructure/ Multi-hazard issues/ Earthquake and tsunami/ Effec of climate change on functionality of civil infrastructure systems" - He, Z., Akiyama, M., Firdaus, P.S., Huang, Y., Frangopol, D.M. and Aoki, L.: Probabilistic connectivity assessment of road networks exposed to spatially correlated rainfall-triggered landslides, Reliability Engineering and System Safety, 257: 110800, 2025. doi: 10.1016/j.ress.2025.110800
- He, Z., Akiyama, M., Alhamid, A.K., Frangopol, D.M., and Huang, Y.: Probabilistic life-cycle landslide assessment subjected to nonstationary rainfall based on alternating stochastic renewal process, Engineering Geology, 338: 107543, 2024.
- Alhamid, A.K., Akiyama, M., He, Z., Firdaus, P.S. and Frangopol, D.M.: LRFD methodology for river embankments against non-stationary flooding under climate change, Structural Safety, 109: 102477, 2024.
- Aoki, K., Akiyama, M, Alhamid, A.K., Frangopol, D.M. and Koshimura S: Probabilistic connectivity assessment of road networks subjected to ground motion and tsunamis considering the spatial correlations among hazard intensities, ASCE Journal of Bridge Engineering, 29(8): 04024057, 2024.
- Feng, D.-C., Ding, J.-Y., Xie, S.-C., Li, Y., Akiyama, M., Lu, Y., Beer, M., and Li, J.: Climate change impacts on the risk assessment of concrete civil infrastructures: a state-of-the-art review, ASCE Multidisciplinary Journal of Civil Engineering, 03124001, 2024.
- Alhamid, A.K., Akiyama, M., Koshimura, S., Frangopol, D.M. and Higuma So: Tsunami insurance portfolio optimization for coastal residential buildings under non-stationary sea level rise effects based on sample average approximation, Stochastic Environmental Research and Risk Assessment, 38: 817-841, 2024. doi: 10.1007/s00477-023-02602-1
- Alhamid, A.K., Akiyama, M., Aoki, K., Koshimura, S., and Frangopol, D.M.: Life-cycle risk assessment of building portfolios subjected to tsunamis under non-stationary sea-level rise based on a compoundrenewal process, Earthquake Engineering and Structural Dynamics, 52: 1957-2293, 2023.
- Orcesi, A, Connor, A.O., Diamantidis, D, Sykora, M., Wu, T., Akiyama, M., Alhamid, A.K., Schmidt, F., Pregnolato, M., Li, Y., Salarieh, B., Salman, A.M., Bastidas-Arteaga, E., Markogiannaki, O. and Schoefs, F, Investigating the Effects of Climate Change on Structural Actions, Structural Engineering International, 32(4): 563-576, 2022.
- Alhamid, A.K., Akiyama, M., Aoki, K., Koshimura, S. and Frangopol, D.M.: Stochastic renewal process model of time-variant tsunami hazard assessment under nonstationary effects of sea-level rise due to climate change, Structural Safety, 99: 102263, 2022.
- Alhamid, A.K., Akiyama, M., Ishibashi, H., Aoki, K., Koshimura, S. and Frangopol, D.M.: Framework for probabilistic tsunami hazard assessment considering the effects of sealevel rise due to climate change, Structural Safety, 94: 102152, 2022.
- Ishibashi, H., Akiyama, M., Kojima, T., Aoki, K., Koshimura, S. and Frangopol, D.M.: Risk estimation of the disaster waste generated by both ground motion and tsunami due to the anticipated Nankai Trough earthquake, Earthquake Engineering and Structural Dynamics, 50: 2134-2155, 2021.
- Ishibashi, H., Akiyama, M., Frangopol, D.M., Koshimura, S., Kojima, T. and Nanami, K.: Framework for estimating the risk and resilience of road networks with bridges and embankments under both seismic and tsunami hazards, Structure and Infrastructure Engineering, 17(4): 494-514, 2020.
- Akiyama, M., Frangopol, D.M., and Ishibashi, H.: Toward life-cycle reliability-, risk- and resilience-based design and assessment of bridges and bridge networks under independent and interacting hazards: emphasis on earthquake, tsunami and corrosion, Structure and Infrastructure Engineering, 16(1): 26-50, 2020.
- Ghosn, M., Duenas-Osorio, L., Frangopol, D. M., McAllister, T. P., Bocchini. P., Manuel, L., Ellingwood, B, Arangio, S., Bontempi, F., Shah, M., Akiyama, M., Biondini, F., Hernandez, S., and Tsiatas, G.: Performance indicators for structural systems and infrastructure networks, ASCE Journal of Structural Engineering, 142(2): F4016003, 2016.
- Akiyama, M., Frangopol, D.M., Arai, M. and Koshimura, S.: Reliability of bridges under tsunami hazards: Emphasis on the 2011 Tohoku-Oki Earthquake, Earthquake Spectra, 29(S1): S295-S314, 2013.
Theme "Development of damage-free structures/ Development of resilient structures/ Novel earthquake-resistant structures/ Application of 3D printers/ Seismic issues" - Feng, S., Akiyama, M., Usui, S., Hikita, S., Takahashi, H., and Arima, S.: Cyclic loading tests and seismic performance evaluation of arch-shaped concrete masonry segmental pier with annular double sliding system, Journal of Earthquake Engineering, 2024. doi: 10.1080/13632469.2024.2429727
- Firdaus, P.S., Akiyama, M., Kashiyama, H., Brito, M.B., Takahashi, H., Ishigaki, N., and Honda, R.: Shaking table test to investigate the size effect on the seismic response of a low-cost friction pendulum system, Structure and Infrastructure Engineering, 2023. doi: 10.1080/15732479.2023.2248097
- Ishibashi, H., Akiyama, M., Fujiwara, M., Uno, Y., and Hiromitsu, T.: Precast RC blocks with connections composed of steel shear keys and CFRP sheets for the superstructure of temporary bridges in the postdisaster situation, ASCE Journal of Bridge Engineering, 27(8): 04022061, 2022.
- Brito, M.B., Akiyama, M., Seto, T., Honda, R., and Ishigaki, N.: Shaking table test of a friction sliding system on a concrete member with variable curvature fabricated by a three-dimensional printer, Journal of Earthquake Engineering, 26(16): 8332-8358, 2022.
- Brito, M.B., Akiyama, M., Ichikawa, Y., Yamaguchi, H., Honda, R., and Ishigaki, N.: Bidirectional shaking table tests of a low-cost friction sliding system with flat-inclined surfaces. Earthquake Engineering and Structural Dynamics, 49: 817-837, 2020. (Top Cited Article 2020-2021 in Earthquake Engineering and Structural Dynamics)
- Hasan, M.A., Akiyama, M., Kashiwagi, K., Kojima, K. and Peng, L.: Flexural behaviour of reinforced concrete beams repaired using a hybrid scheme with stainless steel rebars and CFRP sheets, Construction and Building Materials, 265: 120296, 2020.
- Brito, M.B, Ishibashi, H., and Akiyama, M.: Shaking table tests of a reinforced concrete bridge pier with a low-cost sliding pendulum system, Earthquake Engineering and Structural Dynamics, 48: 366-386, 2019.
- Akiyama, M., Frangopol, D.M. and Mizuno, K.: Performance analysis of Tohoku-Shinkansen viaducts affected by the 2011 Great East Japan earthquake, Structure and Infrastructure Engineering, 10(9): 1228-1247, 2014.
- Akiyama, M., Abe, S., Aoki, N. and Suzuki, M.: Flexural test of precast high-strength reinforced concrete pile prestressed with unbonded bars arranged at the center of the cross-section, Engineering Structures, 34: 259-270, 2012.
- Akiyama, M., Matsuzaki, M., Dang, D.H. and Suzuki, M.: Reliability-based capacity design for reinforced concrete bridge structures, Structure and Infrastructure Engineering, 8(12):1096-1107, 2012.
- Akiyama, M., Suzuki, M. and Frangopol, D.M.: Stress-Averaged Strain Model for Confined High-Strength Concrete, ACI Structural Journal, 107(2): 179-188, 2010.
Theme "Life-cycle performance assessment of deteriorating concrete structures using experimental evidence, probabilistic analysis and finite element method" - Akiyama, M., Frangopol, D.M., and Xu, Z.: Probabilistic service life assessment of corroded concrete structures: a state-of-the-art review, Structure and Infrastructure Engineering, 2025. doi:10.1080/15732479.2025.2453478
- Xu, Z., Akiyama, M., Lim, S., Srivaranun, S., Frangopol, D.M., Miyazato, S., and Li, A.: Investigation of corrosion-induced cracks using corrosion products quantified by an X-ray technique and FE analysis of single- and multiple-rebar beams, Cement and Concrete Composites, 151: 105565, 2024.
- Wu, T., Akiyama, M.,Lim, S., Wu, L., Xu, Z., Srivaranun, S., Frangopol, D.M.,and Chen, W.: Effects of spatial corrosion distribution and prestressing levels on the structural performance of deteriorated PC beams, Construction and Building Materials, 421: 135650, 2024.
- Xin, J., Akiyama, M., Miyazato, S., Frangopol, D.M., Lim, S., Xu, Z., and Li, A.: Effects of galvanostatic and artificial chloride environment methods on the steel corrosion spatial variability and probabilistic flexural capacity of RC beams, Structure and Infrastructure Engineering, 18(10-11): 1506-1525, 2022.
- Srivaranun, S., Akiyama, M., Bocchini, P., Christou, V., Frangopol, D.M., Fukushima, H. and Masuda, K.: Effect of the interaction of corrosion pits among multiple tensile rebars on the reliability of RC structures: Experimental and numerical investigation, Structural Safety, 93: 102115, 2021.
- Zhang, M., Nishiya, N., Akiyama, M., Lim, S. and Masuda, K.: Effect of the correlation of steel corrosion in the transverse direction between tensile rebars on the structural performance of RC beams, Construction and Building Materials, 264: 120678, 2020.
- Hasan, M.A., Yan, K., Lim, S., Akiyama, M. and Frangopol, D.M.: LCC-based identification of geographical locations suitable for using stainless steel rebars in reinforced concrete girder bridges, Structure and Infrastructure Engineering, 16(9): 1201-1227, 2020.
- Zhang, M., Song, H., Lim, S., Akiyama, M., and Frangopol, D.M.: Reliability estimation of corroded RC structures based on spatial variability using experimental evidence, probabilistic analysis and finite element method, Engineering Structures, 192: 30-52, 2019.
- He, Z.S., Akiyama, M., He, C., Frangopol, D.M., and Liu, S.J.: Life-cycle reliability analysis of shield tunnels in coastal regions: emphasis on flexural performance of deteriorating segmental linings, Structure and Infrastructure Engineering, 15(2): 851-871, 2019.
- Yanweerasak, T., Pansuk, W., Akiyama, M. and Frangopol, D.M.: Life-cycle reliability assessment of reinforced concrete bridges under multiple hazards, Structure and Infrastructure Engineering, 14(7): 1011-1024, 2018.
- Lim, S., Akiyama, M., Frangopol, D.M. and Jiang, H.: Experimental investigation of the spatial variability of the steel weight loss and corrosion cracking of RC members: Novel X-ray and digital image processing techniques, Structure and Infrastructure Engineering, 13(1): 118-134, 2017.
- Lim, S., Akiyama, M. and Frangopol, D.M.: Assessment of the structural performance of corrosion-affected RC members based on experimental study and probabilistic modeling, Engineering Structures, 127: 189-205, 2016.
- Akiyama, M. and Frangopol, D.M.: Long-term seismic performance of RC structures in an aggressive environment: emphasis on bridge piers, Structure and Infrastructure Engineering, 10(7): 865-879, 2014.
- Akiyama, M., Frangopol, DM. and Matsuzaki, H.:Life-cycle reliability of RC bridge piers under seismic and airborne chloride hazards, Earthquake Engineering and Structural Dynamics, 40(15), 1671-1687, 2011.
Theme "For advancement of infrastructure's maintenance through integration of machine learning, numerical simulation, reliability analysis, and updating theory" - Yamada, T., Akiyama, M., Xu, Z., Bocchini, P., Frangopol, D.M., Nakamura, S., and Adachi, T.: Effect of image quality associated with corrosion-induced cracks on machine learning-based load-bearing capacity assessment of RC beams, Structure and Infrastructure Engineering, 2025. doi:10.1080/15732479.2025.2461639.
- Jia, S., Akiyama, M., Frangopol, D.M., Xu, Z.: Bayesian inference of the spatial distribution of steel corrosion in reinforced concrete structures using corrosion-induced crack width, Structural Safety, 111: 102518, 2024. doi: 10.1016/j.strusafe.2024.102518
- Xin, J., Akiyama, M., and Frangopol, D.M.: Autonomous detection of steel corrosion spatial variability in reinforced concrete using X-ray technology and deep learning-based semantic segmentation, Automation in Construction, 158: 105252, 2023. doi: 10.1016/j.autcon.2023.105252
- Xin, J., Akiyama, M., and Frangopol, D.M.: Sustainability-informed management optimization of asphalt pavement considering risk evaluated by multiple performance indicators using deep neural networks, Reliability Engineering and System Safety, Vol. 238, 109448, 2023. doi.org/10.1016/j.ress.2023.109448
- Srivaranun, S., Akiyama, M., Yamada, T., Frangopol, D.M., and Xin, J.: A novel combined experimental-machine learning approach to estimate the probabilistic capacity of RC beams with spatially correlated rebar corrosion in transverse and longitudinal directions, Engineering Structures, 279: 115588, 2023.
- Jia, S., Akiyama, M., Han, B., Xie, H., and Frangopol, D.M.: Structural identification via the inference of the stochastic volatility model conditioned on the time-dependent bridge deflection, Structural Safety, 100: 102279, 2023.
- Xin, J., Akiyama, M., Frangopol, D.M., and Zhang, M.: Multi-objective optimisation of in-service asphalt pavement maintenance schedule considering system reliability estimated via LSTM neural networks, Structure and Infrastructure Engineering, 18(7): 1002-1019, 2022.
- Srivaranun, S., Akiyama, M., Masuda, K., Frangopol, D.M., and Maruyama, O.: Random field-based reliability updating framework for existing RC structures incorporating the effect of spatial steel corrosion distribution, Structure and Infrastructure Engineering, 18(7): 967-982, 2022.
- Zhang, M., Akiyama, M., Shintani, M., Xin, J. and Frangopol, D.M.: Probabilistic estimation of flexural loading capacity of existing RC structures based on observational corrosion-induced crack width distribution using machine learning, Structural Safety, 91: 102098, 2021.
- Xin, M., Akiyama, M., Frangopol, D.M., Zhang, M., Pei, J., Zhang, J.: Reliability-based life-cycle cost design of asphalt pavement using artificial neural networks, Structure and Infrastructure Engineering, 17(6): 872-886, 2021.
- He, Z.S, Srivaranun, S.,Akiyama, M. and Frangopol, D.M.: Life-cycle reliability-based design and reliability updating of reinforced concrete shield tunnels in coastal regions, Structure and Infrastructure Engineering, 16(4): 726-737, 2020.
- Akiyama, M., Frangopol, D.M. and Takenaka, K.: Reliability-based durability design and service life assessment of reinforced concrete deck slab of jetty structures, Structure and Infrastructure Engineering, 13(4), 468-477, 2017.
- Yanweerasak, T., Akiyama, M. and Frangopol, D.M.: Updating the seismic reliability of existing RC structures in a marine environment by incorporating the spatial steel corrosion distribution: application to bridge piers, ASCE Journal of Bridge Engineering, 21(7): 04016031, 2016.
- Akiyama, M., Frangopol, D.M., and Yoshida, I.: Time-dependent reliability analysis of existing RC structures in a marine environment using hazard associated with airborne chlorides, Engineering Structures, 32(11): 3768-3779, 2010.
Theme "Structural performance assessment of steel fiber-reinforced concrete members/ Development of casting method for SFRC members" - Chen, C., Akiyama, M., Lim, S., Kondo, S., Hosono, Y., Lai, Y., and Aoki, K.: Shear performance of centrifugal forming hollow circular SFRC piles: Feasibility study of replacing stirrups with steel fibers, Construction and Building Materials, 409: 134140, 2023. doi: 10.1016/j.conbuildmat.2023.134140
- Li, Y., Ruan, X., Akiyama, M., Zhang, M., Xin, J., Lim, S.: Modelling method of fibre distribution in steel fibre reinforced concrete based on X-ray image recognition, Composites Part B: Engineering, 223: 109124, 2021.
- Raju, R.A., Akiyama, M., Lim, S., Kakegawa, T., Hosono, Y.: A novel casting procedure for SFRC piles without shear reinforcement using the centrifugal forming technique to manipulate the fiber orientation and distribution, Construction and Building Materials, 303: 124232, 2021.
- Raju, R.A, Lim, S., Akiyama, M., and Kageyama, T.: Effects of concrete flow on the distribution and orientation of fibers and flexural behavior of steel fiber-reinforced self-compacting concrete beams, Construction and Building Materials, 262: 119963, 2020.
- Lim, S., Raju, R.A., Matsuda, M., Okamoto, T. and Akiyama, M.: Structural behavior prediction of SFRC beams by a novel integrated approach of X-ray imaging and finite element method, Construction and Building Materials, 170: 347-365, 2018.
-Selected Book Chapters-
- Akiyama, M., Frangopol, D.M. and Matsuzaki, H. Reliability-based durability design and service life assessment of concrete structures in an aggressive environment. Chapter 1 in Maintenance and Safety of Aging Infrastructure (Edited by D.M. Frangopol and Y. Tsompanakis), CRC Press/Balkema, Taylor & Francis Group, London, 2014, pp. 1-26.
- Frangopol, D.M. and Akiyama, M. Lifetime seismic reliability analysis of corroded reinforced concrete bridge piers. Chapter 23 in Computational Methods in Earthquake Engineering (Edited by M. Papadrakakis, M Fragiadakis, and N. D. Lagaros), Springer, Dordrecht-Heidelberg-London-New York, 2011, pp. 527-537.
-Invited Lectures-
- Akiyama, M., Frangopol, D. M. 2023. Probabilistic life-cycle performance assessment of corroded concrete structures: Core technologies to predict the remaining service life. Proceeding of the 8th International Symposium on Life-Cycle Civil Engineering (IALCCE 2023), Milan, Italy. (Keynote Lecture)
- Akiyama, M. 2022. Increasing the Resilience of highway bridges under multiple hazards including earthquake, tsunami, corrosion and climate change. Spring 2022 Fazlur R. Khan Distinguished Lecture Series, Bethlehem, USA. (Invited Lecture)
- Akiyama, M., Frangopol, D.M. and Ishibashi, H., 2022. Reliability, risk and resilience of coastal infrastructure under seismic and tsunami hazards. ASCE/IRD UCLA Lifelines 2021-22 Conference, Los Angeles, USA. (Invited Lecture)
- Akiyama, M., 2022. What can be done to enhance the resilience of structures and infrastructures in Japan before the anticipated Nankai Trough earthquake occurs? Inaugural Meeting of International Forum of Innovation Base of Earthquake Engineering Comprehensive Simulation &1st International Forum on the Latest Development of Resilient City, Tianjin, China. (Invited Lecture)
- Akiyama, M. and Frangopol, D.M., 2019. Risk and Resilience of Civil Infrastructure Systems under Extreme Events. Proceedings of IABSE Symposium 2019, Guimaraes, Portugal. (Keynote Lecture)
- Akiyama, M. and Frangopol, D.M., 2018. Life-cycle reliability of bridges under independent and interacting hazards. Proceedings of 9th International Conference on Bridge Maintenance, Safety and Management (IABMAS2018), Melbourne, Australia. (Keynote Lecture)
- Akiyama, M., 2017: Lessons from recent major earthquakes in Japan: Emphasis on reliability assessment of structures under multiple hazards. 18th ASEP International Convention, Quezon, Philippine. (Keynote Lecture)
- Akiyama, M., 2016: Long term performance of concrete bridges under multiple hazards. TU1406 COST Action Workshop, Delft, the Netherlands. (keynote Lecture)
- Akiyama, M. and Frangopol, D.M., 2016. Probabilistic approach for road network retrofitting prioritization under seismic and tsunami hazards. Proceedings of 5th International Symposium on Reliability Engineering and Risk Management (ISRERM2016), Seoul, Korea. (Keynote Lecture)
- Fragnopol, D.M. and Akiyama, M., 2016. Reliability of aging structures under multiple hazards: Emphasis on highway bridges under earthquake and tsunami. The International Workshop on Engineering Reliability and Stochastic Mechanics (IWERSM2016), Shanghai, China. (Keynote Lecture)
- Akiyama, M., 2016. Reliability-based assessment of structures for extreme events. IABSE Summit 2016, Helsinki, Finland. (Keynote Lecture)
- Akiyama, M. and Frangopol, D.M., 2014. Long term performance of concrete bridges under extreme events. Proceedings of 9th Austroads Bridge Conference, Sydney, New South Wales, Autralia. (Invited Lecture)
- Frangopol, D.M. and Akiyama, M., 2014. Bridge life-cycle performance and lessons from infrastructure failures due to the 2011 Great East Japan earthquake and tsunami, Proceedings of 1st International Conference on Infrastructure Failures and Consequence, Melbourne, Australia. (Keynote Lecture)
- Akiyama, M. and Frangopol, D.M., 2013. Life-cycle reliability of concrete bridges under both extreme events and hazard associated with continuous deterioration, IStructE Conference on Structural Engineering in Hazard Mitigation 2013, Shanghai, China. (Invited Lecture)
- Akiyama, M. and Frangopol, D.M., 2013. Life-cycle design of bridges under multiple hazards: Earthquake, tsunami and continuous deterioration, 11th ICOSSAR (International Conference of Structural Safety and Reliability), New York, USA. (Early Career Keynote Lecture)
- Akiyama, M. and Frangopol, D.M., 2012. Lessons from the 2011 Great East Japan Earthquake: Emphasis on life-cycle structural performance, IALCCE (International Symposium on Life-Cycle Civil Engineering), Vienna, Austria. (Keynote Lecture)
- Akiyama, M. and Frangopol, D.M., 2010. On life-cycle reliability under earthquake excitations of corroded structures. IALCCE (International Symposium on Life-Cycle Civil Engineering) 2010, Taipei, Taiwan. (Keynote Lecture)