If My Wife Became An Elementary School Student Vol. 4

Ever since losing his wife Takae 10 years ago, Keisuke Niijima and his only daughter Mai have been in a state of despair. One day, however, an elementary school girl named Marika Shiraishi comes to their home with a bold claim – that she’s the reincarnation of Takae! Thus begins their new, unexpected life together as a family!
In Vol. 4, When Mai hears a rumor that her reborn mother, Takae, is having problems with her current mother, Chika, she asks her about it. Later, it seems that the wind of love is blowing in Mai’s direction!
Notice: This book is written in Japanese.