Manga Adaptation — Volume 1 on Sale September 9 (Japan)

Thank you, as always, for supporting Return to Shironagasu Island.

The manga adaptation currently serialized in Kodansha's Bessatsu Shonen Magazine gets its first collected volume on September 9, 2026.

Art: Muratan / Original story: Hyogo Onimushi

An invitation to "Shironagasu Island", found hidden in a millionaire's will. Ikeda Sen, a private detective working in New York, sets out for the island together with Izumozaki Neneko — a girl with a perfect memory. What awaits them is a series of bizarre murders. Solve every mystery and escape the cursed island. Volume 1 covers the opening of that story.

Characters

The twelve people gathered at the island mansion "Louis Associer", shown with panels from the manga. (3 images)

Details

• Title: シロナガス島への帰還 (1) / Return to Shironagasu Island Vol.1

• Release: September 9, 2026

• Price: 792 JPY (tax incl.)

• Publisher: Kodansha / KC Deluxe

• Format: B6, 192 pages

• ISBN: 978-4-06-545008-6

• Art: Muratan　Original story: Hyogo Onimushi

• Please note: this edition is in Japanese only. No English edition has been announced at this time.

Where to buy / Learn more

• ★ Official manga site (preview, character profiles) — Japanese

• Kodansha product page (links to all retailers) — Japanese

• Read a preview on Magapoke — Japanese

Related

• Official site

(https://store.steampowered.com/app/1156990/)

• Our next game "Beyond the Round World" — demo available now on Steam

Hyogo Onimushi / TABINOMICHI ©Hyogo Onimushi, Muratan / KODANSHA