shuya0716  Jul 18, 2025, 11:19:12 PM Study time: 36 seconds
Today's learning: 2
Consecutive study days: 33
Difficult review: 1
All tasks completed!
貴金属セキュリティー

shuya0716  Jul 10, 2025, 8:40:46 PM Study time: 2 minute(s)
Today's learning: 4
New: 2
Consecutive study days: 27
Difficult review: 1
All tasks completed!
貴金属セキュリティー

shuya0716  Jul 7, 2025, 8:20:54 PM Study time: 58 seconds
Today's learning: 2
Consecutive study days: 25
Difficult review: 1
All tasks completed!
貴金属セキュリティー

shuya0716  Jul 6, 2025, 8:34:07 PM Study time: 58 seconds
Today's learning: 5
New: 2
completion: 3
Consecutive study days: 24
Difficult review: 1
All tasks completed!
NECC 貴金属セキュリティー