Japan Society of Civil Engineers 2026 Annual Meeting
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Session Details

Section II

河道の水理

Thu. Sep 3, 2026 4:50 PM - 6:10 PM JST
Thu. Sep 3, 2026 7:50 AM - 9:10 AM UTC
AV Room 1, 4th Floor, Library (Hokkai-Gakuen University)
4:50 PM - 5:00 PM JST(7:50 AM - 8:00 AM UTC)

[II-96]A Study on the Causes of Polarization and River Width Reduction in Confined channel and Root Cause Solutions

*Kazuaki Horioka
5:00 PM - 5:10 PM JST(8:00 AM - 8:10 AM UTC)

[II-97]Impacts of Floodplain Wetland Creation on River Channels and Levees

Shunsuke Tokiwa1, Kazuki Nakayama1, *Tomoya Matsushita1, Yusuke Hataya1 (1. NIPPON KOEI)
5:10 PM - 5:20 PM JST(8:10 AM - 8:20 AM UTC)

[II-98]Comparison of 3D and 2D Numerical Simulations of Flow in a Compound Meandering Channel with the Hy2-3D model

*Riku Kubota1, Jin Kashiwada1, Yasuo Nihei1 (1. Tokyo University of Science)
5:20 PM - 5:30 PM JST(8:20 AM - 8:30 AM UTC)

[II-99]Experimental Study on Outflow Angles of Outer Side
and Inner Side Breaches in Curved Channels

*Itsuki Oura1, Rin Kihara1, Koji Asai1 (1. YAMAGUCHI University)
5:30 PM - 5:40 PM JST(8:30 AM - 8:40 AM UTC)

[II-100]Three-Dimensional Structure of in a Compound Meandering Channel

*Yukino Fukushima1, Shoji Fukuoka2 (1. Chuo Univercity, 2. Research and Development Initiative Chuo University)
5:40 PM - 5:50 PM JST(8:40 AM - 8:50 AM UTC)

[II-101]Accuracy Evaluation of STIV-Based Velocity Estimation Using Regression-Based Deep Learning Models Under Low-Flow Conditions

*Takaaki Edo1, Yuki Mochizuki2 (1. Vareal K.K, 2. IDEA Consultants, Inc.)
5:50 PM - 6:00 PM JST(8:50 AM - 9:00 AM UTC)

[II-102]Numerical simulation of flow in a channel with sharp bends modeling a feature of peatland streams

*Yousuke Fukuyama1, Gaku Tanaka2 (1. Hokkaido University, 2. Faculty of Engineering, Hokkaido University)
6:00 PM - 6:10 PM JST(9:00 AM - 9:10 AM UTC)

[II-103]Evaluation of Flood Inundation Area in the Lower Chao Phraya River Tidal Reach Using a 3D Environmental Fluid Model

*Masaki Tsukamoto1, Rin Masuyama2, Taichi Tebakari3, Keisuke Nakayama4 (1. Graduate School of Science and Engineering, 2. Ministry of the Environment, 3. Faculty of Science and Engineering Chuo University, 4. Graduate School of Engineering, Kobe university)
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