Boku no Imouto wa "Osaka Okan": Season 1
This season started on December 22, 2012. The table lists episodes with recorded air dates up to September 28, 2026.
| Ep | Title and air date | My place |
|---|---|---|
| 1 | One Morning, I Got an Osaka Momma for a Sister · 4 min | |
| 2 | Yes, My Sister is an Osaka Momma! · 4 min | |
| 3 | My Sister Can't Be This Much of an Osaka Momma · 4 min | |
| 4 | She's an Osaka Momma, but What's It Matter If We've Got Love? · 4 min | |
| 5 | Osaka Momma's Home · 4 min | |
| 6 | Recently, My Sister is a Bit Osaka Momma-ish · 4 min | |
| 7 | One of These People is an Osaka Momma! · 4 min | |
| 8 | Or it May Be a Present Progressive Osaka Momma · 4 min | |
| 9 | The Osaka Momma Sister and the Suffering Me · 4 min | |
| 10 | My Sister is the Osaka Momma Goddess · 4 min | |
| 11 | Seems the Recent Osaka Momma Craze is All Thanks to Me · 4 min | |
| 12 | Namika-han@Unmotivated · 4 min | |
| 13 | Episode 13 |
