Learning on 07/12/2026

劣化するオッサン社会 すぐやる脳 変化を嫌う人を動かす

Jul 11, 2026, 5:37:01 PM

Study time: 5 minute(s)
Today's learning: 26
Consecutive study days: 679
Difficult review: 9
All tasks completed!

Syunya

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