Season 1 (2018)
4.60 avg 12 episodes 5.7 → 5.2 24 min avg
| # | Title | Rating | Votes |
|---|---|---|---|
| 1 | How my Sister and I Became Light Novel Authors | 5.7 | 21 |
| 2 | My little Sister Aims for the Greatest Heights | 5.3 | 16 |
| 3 | Onii-chan always helps me when I'm in trouble, and he's so cool, and... and... | 5.0 | 14 |
| 4 | I Just Wanted to Catch Up to My Little Sister, That's All | 4.2 | 13 |
| 5 | I Love My Little Sister More Than Anything in the World | 5.3 | 14 |
| 6 | Our Hakuou Girl's School Culture Festival | 4.5 | 13 |
| 7 | My Sister and I Face a Doujinshi Contest We Can't Lose | 3.5 | 12 |
| 8 | About The Time I Got a New Little Sister | 4.0 | 14 |
| 9 | Our Special Training at the Theme Park | 2.9 | 12 |
| 10 | It's Okay for Me to Be Moe for Little Sisters | 4.4 | 13 |
| 11 | OVA #1 | 5.2 | 10 |
| 12 | OVA #2 | 5.2 | 10 |
