Author Eiko Mutsuhana's 'Seijo no, Isan', the creator of 'Shini Pro' and 'Hore Majo', is being adapted into a manga! Serialization begins June 2026.

'Seijo no, Isan' by Eiko Mutsuhana, the author of the 'Shinigaku no Mahou Gakkou Seikatsu, Moto Koibito to Prologue kara (※ただし好感度はゼロ)' series and the 'Doumo, Suki na Hito ni Horegusuri wo Irareta Majo desu.' series, which is set to be adapted into an anime, will be adapted into a manga by Waka, who also handles the cover art.

This work is one of Eiko Mutsuhana's representative works, the 'Seijo' series. It is an isekai romance fantasy about Nae, a university student who becomes an orphan after losing her grandmother, her only relative, and travels between worlds through her grandmother's heirloom chest of drawers, falling in love with her destined partner who exists in a different flow of time.

The original novel is planned to be published sequentially in its complete edition by Shinchosha Bunko Nex, as a trilogy consisting of 'Seijo no, Isan', 'Seijo ga, Tsubo', and 'Seijo no, Imouto'. The first volume, 'Seijo no, Isan', will be released on Monday, March 30, 2026. An announcement for this manga adaptation is also included in the same book.

The manga adaptation is scheduled to begin serialization in June on the e-bookstore 'Comic Seymour' and Shinchosha's web manga magazine 'Comic Bunch Kai'.

◆Content Introduction

Kata-mine Nae, who has become an orphan, falls into the 'Sanctuary' of another world from her grandmother's keepsake wardrobe and meets a boy named Sacred, who is covered in wounds. Nae, mistaken for a 'Saintess', cannot leave him alone and begins to travel between worlds. However, her relationship with Sacred, who grows with each meeting in a different flow of time, begins to change...!?

An isekai romance fantasy where you meet your destined person across time and space!

◆Author Introduction

Original: Eiko Mutsuhana

Began posting web novels around 2013. Author of many works including the 'Doumo, Suki na Hito ni Horegusuri wo Irareta Majo desu.' and 'Shinigaku no Mahou Gakkou Seikatsu, Moto Koibito to Prologue kara (※ただし好感度はゼロ)' series.

Manga: Waka

Debuted professionally with this work after working as an illustrator. Has been in charge of illustrations for the 'Seijo' series since its first edition (Frontier Works) and is handling the manga for this work.

◆Manga Data

【Title】Seijo no, Isan

【Author】Original: Eiko Mutsuhana, Manga: Waka

【Serialization Schedule】Scheduled to begin serialization in June 2026

【Serialization Platforms】Comic Seymour, Comic Bunch Kai

▼Click here for Comic Bunch Kai

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