鉄壁1

user(d6b69a7bfe3c)  Sep 26, 2025, 8:31:08 AM Study time: 1 minute(s)
Today's learning: 8
Consecutive study days: 8
Difficult review: 1
鉄壁 鉄壁3 鉄壁1

user(d6b69a7bfe3c)  Sep 6, 2025, 4:09:39 AM Study time: 9 minute(s)
Today's learning: 71
Consecutive study days: 3
Difficult review: 1
鉄壁 鉄壁5 鉄壁1