NMB48 member Yamamoto Ayaka will release a memorial book on March 3.

In December, Yamamoto announced that she would be graduating from NMB48 and retiring from showbiz to focus on her studies. The upcoming memorial book will be released commemorate her graduation from the group, and it will feature photos, a long interview, message from all NMB48 members, and a biography.

Yamamoto commented, "It's a memorial book that's packed full of things such as stories from my childhood, reflection of my activities in NMB48, and things I've experienced and learned the past 18 years."