Episode: 1 One Morning, I Got an Osaka Momma for a Sister Episode: 2 Yes, My Sister is an Osaka Momma! Episode: 3 My Sister Can't Be This Much of an Osaka Momma Episode: 4 She's an Osaka Momma, but What's It Matter If We've Got Love? Episode: 5 Osaka Momma's Home Episode: 6 Recently, My Sister is a Bit Osaka Momma-ish Episode: 7 One of These People is an Osaka Momma! Episode: 8 Or it May Be a Present Progressive Osaka Momma Episode: 9 The Osaka Momma Sister and the Suffering Me Episode: 10 My Sister is the Osaka Momma Goddess Episode: 11 Seems the Recent Osaka Momma Craze is All Thanks to Me Episode: 12 Namika-han@Unmotivated Episode: 13 Episode 13