Air Date
December 22, 2012
Episodes
13 episodes
Boku no Imouto wa "Osaka Okan"
Season 1
Episodes
1. One Morning, I Got an Osaka Momma for a Sister
December 22, 2012
4 min
2. Yes, My Sister is an Osaka Momma!
January 5, 2013
4 min
3. My Sister Can't Be This Much of an Osaka Momma
January 12, 2013
4 min
4. She's an Osaka Momma, but What's It Matter If We've Got Love?
January 19, 2013
4 min
5. Osaka Momma's Home
January 26, 2013
4 min
6. Recently, My Sister is a Bit Osaka Momma-ish
February 2, 2013
4 min
7. One of These People is an Osaka Momma!
February 9, 2013
4 min
8. Or it May Be a Present Progressive Osaka Momma
February 16, 2013
4 min
9. The Osaka Momma Sister and the Suffering Me
February 23, 2013
4 min
10. My Sister is the Osaka Momma Goddess
March 2, 2013
4 min
11. Seems the Recent Osaka Momma Craze is All Thanks to Me
March 9, 2013
4 min
12. Namika-han@Unmotivated
March 16, 2013
4 min
13. Episode 13
April 19, 2013
