「山さ逃げっぺ」大ちゃんの正しさを信じた遺族の6年…大川小津波訴訟、控訴審始まる [6 years of the bereaved family who believed in the rightness of "Yamasaseppe" Dai-chan... The appeal trial for the Okawa Kotsunami lawsuit begins]. bengo4.com (in Japanese). 2 April 2017. Retrieved 30 May 2023.
<止まった刻 検証・大川小事故>第3部 迷い(1)バス運転手 待機むなしく [<Stopped Time Verification/Okawa Minor Accident> Part 3 Lost (1) Bus driver waiting in vain]. kahoku.news (in Japanese). 2018-02-09. Retrieved 2023-06-01.
sankei.com
大川小津波訴訟、市と県に14億円賠償命令 仙台地裁 [Okawa Small Tsunami Lawsuit Orders City and Prefecture to Compensate 1.4 Billion Yen Sendai District Court]. sankei.com (in Japanese). SANKEI DIGITAL INC. 2016-10-26. Retrieved 13 September 2022.