TL;DR, Kodansha’s K MANGA has added Rin Mikimoto’s Keepsake Heartache (Hōsekibako ni Ai wo Tsumeyō) to its English catalog. The series began in Bessatsu Friend in April 2025 and its first compiled volume shipped on November 13.
Kodansha’s K MANGA has added Rin Mikimoto’s Keepsake Heartache (Hōsekibako ni Ai wo Tsumeyō) to its English catalog. The move gives English readers day-one access to the creator’s newest romance series. The series began in Kodansha’s Bessatsu Friend in April 2025, and its first compiled volume shipped on November 13.
If you have been waiting to try the Keepsake Heartache manga, it is now available to read in English on K MANGA.
Keepsake Heartache is now on K MANGA
K MANGA announced on Wednesday that it added Rin Mikimoto’s new series in English. The Hōsekibako ni Ai wo Tsumeyō announcement came via the platform’s official channels, confirming the title’s English availability under Keepsake Heartache.
With K MANGA adds Keepsake Heartache now official, the English rollout aligns with the ongoing Japanese magazine run. Kodansha described the story alongside the notice, though the post did not include a full plot summary. For broader catalog context, see our Kodansha additions roundup.
- Magazine start: Bessatsu Friend in April 2025, as listed by Kodansha.
- Collected release: first compiled volume shipped on November 13.
- Source of confirmation: K MANGA’s X/Twitter account announcement.
Where to read Keepsake Heartache in English
Kodansha’s K MANGA platform has added Rin Mikimoto’s Keepsake Heartache to its English catalog, making it easy to find the official release in one place. If you are asking where to read Keepsake Heartache, the answer is K MANGA, which announced the addition via its social channel. This marks the Keepsake Heartache English release on Kodansha’s own service, so readers can expect access through that platform.
As for what you can read right now, the platform has confirmed the title’s addition, but specific details on chapter rollout, simulpub timing, or collected digital volumes on K MANGA are not yet confirmed. In Japan, Mikimoto launched the series in Kodansha’s Bessatsu Friend magazine in April 2025, and Kodansha shipped the first compiled book volume on November 13. That means Keepsake Heartache volume 1 exists on the Japanese side, while the English availability of that exact volume format on K MANGA is not yet confirmed.
Keep an eye on the title’s page within the app or site for updated volume and chapter listings as Kodansha posts them.
Kodansha’s recent track record with Mikimoto’s work helps set expectations for distribution. The publisher releases Mikimoto’s ongoing Lightning and Romance digitally in English through Kodansha USA Publishing, which suggests a steady pipeline for fans who follow her stories. Mikimoto’s Kiss Me at the Stroke of Midnight wrapped in 2020, and Kodansha USA published the English edition through volume 12, which arrived in January 2022.
That hit was nominated for Best Shōjo Manga at the 43rd Manga Awards in 2019 and inspired a 2019 live-action film in Japan. With that background, readers who enjoyed those series can look to K MANGA for the Keepsake Heartache manga in English, and wait for Kodansha to clarify formats and volume timing. For now, K MANGA is the official home for the series in English, with further distribution details not yet confirmed.
What to know about Rin Mikimoto and Keepsake Heartache
Kodansha’s K MANGA has added Rin Mikimoto’s latest series to its English lineup, so readers can follow the Keepsake Heartache manga right on the platform. The series began in Kodansha’s Bessatsu Friend magazine in April 2025, and Kodansha shipped the first compiled volume on November 13. K MANGA announced the English addition on its official X/Twitter account.
Chapter counts, update cadence, and any English volume rollout on K MANGA are not yet confirmed, but the Japanese release of volume one sets a clear starting point for new readers. With Rin Mikimoto Keepsake Heartache accessible on K MANGA, fans can sample her new romance as it grows from its magazine run.
Mikimoto’s current portfolio gives helpful context. Her ongoing Lightning and Romance launched in Bessatsu Friend in January 2021, and Kodansha published its sixth compiled volume in June 2024. Kodansha USA Publishing also releases this title in English digitally, showing steady support for her work outside Japan.
That track record suggests readers can expect consistent availability for Mikimoto’s catalog in English, whether through K MANGA or Kodansha USA’s digital storefronts.
Her earlier hit, Kiss Me at the Stroke of Midnight, ended in May 2020 with the 12th and final volume shipping in July 2020. Kodansha USA published the series in English and released the 12th volume in January 2022. The manga earned a nomination for Best Shōjo Manga at the 43rd annual Manga Awards in 2019 and inspired a live-action film that opened in Japan in 2019.
Those milestones show why Mikimoto’s name matters to romance readers. A completed, award-recognized series with a film adaptation gives newcomers a proven backlist to explore while Keepsake Heartache builds. In short, K MANGA provides the place to read the new series in English, Japan has volume one in print, and Mikimoto’s other titles offer clear entry points for fans seeking more of her voice.
Related: Kodansha Manga Awards winners.
Source: ANN