＊Contents:
1. Japanese Cafe (B.S.P. Toyonaka)
2. Japanese Cafe・English Cafe (B.S.P. Suita)
3. Origami Workshop (B.S.P. Toyonaka)
4. Night Walk~Midoshji Illumination~ (B.S.P. Toyonaka)
5. December's Language Cafe ＠Minoh Campus（B.S.P.Minoh）
6. OUISA HOUR~Serbia~ (OUISA)
7. Secret Gift Swap (OUISA)
8. English Cafe (B.S.P. Toyonaka)
9. Let‘s Make DALGONA(B.S.P. Toyonaka)
10. OUISA LUNCH HOUR (OUISA)
IRIS Letter あいりすレターN0.15