Image via Shueisha © Ippon Takegushi, Santa Mitarashi, Kiyoko Hoshi, ShueishaShueisha is listing a novel for Ippon Takegushi and Santa Mitarashi 's Shinobi Undercover ( Shinobigoto ) manga titled Shinobigoto A Day in the Life Birds , with a slated release date of September 4. But as Yodaka soon discovers, his charge is not just a danger to herself—there are also rogue ninja assassins in the school targeting her. And it's his and the other undercover shinobi's job to save her life without blowing their covers! Takegushi and Mitarashi launched the manga in Shueisha 's Weekly Shonen Jump magazine in September 2024. Shueisha released the manga's eighth compiled book volume on June 4, and will release the ninth volume on September 4.