TL;DR, One Peace Books licensed Shime’s manga adaptation of My Sweet Marriage to My Ex-Nemesis, with English volume 1 due March 16, 2027. The manga adapts Toshimichi Uzo’s light novel series.
One Peace Books licenses Shime’s My Sweet Marriage to My Ex-Nemesis manga. The publisher set an English volume 1 street date of March 16, 2027 via its Behind the Manga announcement. The My Sweet Marriage to My Ex-Nemesis manga license puts this enemies-to-lovers romcom on the calendar for English readers.
Adapted from Toshimichi Uzo’s light novels, the series turns rival superpowered fighters into newlyweds navigating domestic life. The deal matters because it secures the official translation pipeline and a confirmed launch window.
One Peace Books just licensed My Sweet Marriage to My Ex-Nemesis
The publisher confirmed it has secured the English rights to Shime’s adaptation of Toshimichi Uzo’s series, announcing the news through the Behind the Manga website. In the same notice, One Peace set My Sweet Marriage to My Ex-Nemesis volume 1 for March 16, 2027. That timeline frames translation, lettering, and print production for the rollout.
This Shime manga adaptation debuted in Kadokawa’s Dengeki Maoh in November 2024. Kadokawa published the first Japanese volume in June 2025, giving the series a stable runway before localization. One Peace Books licenses My Sweet Marriage to My Ex-Nemesis as the direct comics version of the light novels, keeping the core cast and premise intact.
The manga license announcement aligns with a clean pitch. Former nemeses Roshi Saigawa and Ritsuka Nagira swap battlefield schemes for domestic comedy while old rivalries occasionally resurface. Expect cover art, preview pages, and format specifics to follow closer to launch, though those details have not yet been confirmed by the publisher.
- English rights secured for the Shime manga adaptation.
- Announcement channel: Behind the Manga website.
- Street date set: March 16, 2027 for volume 1.
- Based on Toshimichi Uzo’s novels with illustrations by Kewi Hayashi.
- Japanese serialization: Dengeki Maoh, launched November 2024.
- First Japanese volume: Kadokawa, June 2025.
- Genre snapshot: enemies-to-lovers romcom with superpowered spouses.
- Localization scope and territories were not detailed.
When does My Sweet Marriage to My Ex-Nemesis volume 1 come out in English
One Peace Books has set the English release for volume 1 on March 16, 2027. The publisher announced via the Behind the Manga website that it acquired the My Sweet Marriage to My Ex-Nemesis manga license, which adapts Toshimichi Uzō’s light novel series. If you are tracking the My Sweet Marriage to My Ex-Nemesis volume 1 release date, circle March 16, 2027.
That is the English release March 16 2027 for the first volume. The manga is by Shīme, who launched it in Kadokawa’s Dengeki Maoh magazine in November 2024. Kadokawa published the first compiled volume in June 2025, following the Japanese run.
Uzō’s original light novels began in October 2023 under Dengeki Bunko with illustrations by Kewi Hayashi, and the fourth novel volume shipped in August 2025.
Here is what that date means right now: One Peace Books will release the book on that day. Preorder timing, formats, pricing, and retailer listings are “not yet confirmed.” The publisher has not detailed print or digital availability, regional distribution, or any early shipping plans, so those points are “not yet confirmed.” Information on where to buy My Sweet Marriage to My Ex-Nemesis is “not yet confirmed.” Until then, March 16, 2027 remains the official on-sale date for volume 1 in English.
One Peace Books describes the story of Roshi Saigawa and Ritsuka Nagira as two former sworn enemies from rival groups of superpowered warriors who are now newlyweds. The series trades battlefield clashes for married life comedy, while letting old rivalries, lingering secrets, and domestic mishaps stir the pot. Readers can look forward to humor, heart, and an enemies-to-lovers romcom tone packed with romantic moments and comic chaos.
Shīme launched the manga in Dengeki Maoh in November 2024, and Kadokawa released the first collected volume in June 2025, while Toshimichi Uzō’s light novels began in October 2023 with art by Kewi Hayashi and reached a fourth volume in August 2025.
Who made the My Sweet Marriage to My Ex-Nemesis manga and what to expect
One Peace Books has licensed Shīmes manga adaptation of Toshimichi Uzōs My Sweet Marriage to My Ex-Nemesis, as announced on the Behind the Manga website. The publisher set the English release date for volume 1 as March 16, 2027. This confirms the My Sweet Marriage to My Ex-Nemesis manga license and gives fans a clear day to circle.
Shīme (Si-me) handles the art and adaptation. Uzō wrote the original novels, with illustrations by Kewi Hayashi. Their work powers this Shime manga adaptation.
Expect an enemies to lovers romcom manga with clear stakes and a warm tone. Roshi Saigawa and Ritsuka Nagira were bitter rivals in opposing groups of superpowered warriors. Their days were full of duels and schemes, and nothing seemed to bridge the gap.
Now they are happily married. Their old battles fade into laughter, love, and the everyday chaos of newlywed life. Old rivalries still rise up, and secrets linger.
The lines between love, rivalry, and sheer chaos blur in wild, funny ways. One Peace Books highlights laugh-out-loud domestic disasters, heart-melting romantic beats, and sizzling chemistry. The series aims to keep you laughing, swooning, and turning pages.
Shīme launched the manga in Kadokawas Dengeki Maoh magazine in November 2024, and Kadokawa released the first compiled book volume in June 2025. On the prose side, Uzō published the first light novel in October 2023 under Kadokawas Dengeki Bunko imprint, and the fourth volume shipped in August 2025, with art by Kewi Hayashi. For English readers, expect humor, heart, sizzling chemistry, and a mix of romance and everyday comedy set against a history of powered clashes.
Further release details are not yet confirmed.
Related: light novel final volume coverage.
Source: ANN