Tide gauge at DART NE of Tokyo
Time (UTC)	prt(m)
2025-04-28 21:45:00	5613.3398
2025-04-28 22:00:00	5613.2739
2025-04-28 22:15:00	5613.208
2025-04-28 22:30:00	5613.144
2025-04-28 22:45:00	5613.0859
2025-04-28 23:00:00	5613.0308