Overnight the Shonai River warning was downgraded from level 5 to level 2, and coverage turned to the aftermath in Nagoya: 41 lightly injured, 40 buildings damaged, about 200 cars left stranded, slope collapse along the Ueda River, and commuters who spent the night in shelters and karaoke rooms.
In the afternoon the Centrist Reform Alliance formally decided to split, with the former CDP wing to leave and start a new party and the former Komeito wing to return to Komeito, keeping one member to handle debts and receive 1.17 billion yen in unpaid subsidies while forming a joint caucus in the lower house.
By evening attention shifted to renewed downpours from Tokai to Kanto, with level-4 alerts on the Hida River and 105.5 mm recorded in Tokyo's Nerima, alongside announcements that four Japanese researchers including Masashi Yanagisawa won Lasker Awards.