Other Name: てっぺん! ; 顶峰偶像 ; 顶尖偶像 ; Teppen!! ; The Top
Author: Tsukimiya An
Year of release: 2014
From Wataame Shoujo: The story is about Kobato going to Japan to find her brother but accidentally, she becomes an idol when she met Takeru. The catch is Takeru and probably everyone else actually thought she was a he because of how she acts and dresses.