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By Teiichi Furuya and Hiroyuki Mochizuki /
Yomiuri Shimbun Staff Writers
14:54 JST,
December 23, 2025
KOCHI/WAKAYAMA — Several tsunami evacuation towers built in preparation for a Nankai Trough earthquake have, after their construction, been reassessed as too short or too weak. Measures have been taken for most but not all of these structures.