is a Japanese drama manga series written and illustrated by Toyoda Tetsuya. It was serialized in Kodansha's manga magazine Monthly Afternoon from August 2004 to August 2005. Kodansha collected its chapters in a single volume. A live-action film adaptation was released on October 6, 2023.
The story is set in contemporary Japan, and follows the manager of a public bath named Kanae Sekiguchi, whose husband vanished while traveling. The French edition of the manga was widely reviewed, being praised for its dream-like qualities and calm pace, the richness of its emotions, and its characterization.
Written and illustrated by Toyoda Tetsuya, Undercurrent was serialized in Kodansha's manga magazine Monthly Afternoon from August 2004 to August 2005. Kodansha collected its 11 chapters into a single volume, released on November 20, 2005 ().
The manga was licensed in France by Kana, under its collection Made in; one volume was published on September 19, 2008 ().
A live-action film adaptation was announced on January 16, 2023. It was directed by Rikiya Imaizumi, written by and Rikiya Imaizumi, and composed by Haruomi Hosono. YÃ Âko Maki stars as Kanae Sekiguchi; other cast members include Arata Iura, Lily Franky, Eita Nagayama, Noriko Eguchi, , , and Rio Uchida.
The film was distributed by Kadokawa Corporation. After a special screening in the 48th Yufuin Film Festival on August 26, 2023, the film premiered in Japanese theaters on October 6, 2023.
In France, Undercurrent was an official selection of the 2009 Angoulême International Comics Festival, and won the Prix Asie-ACBD Award in 2009. It was named as top manga pick for year 2008 by the Belgian newspaper Le Soir.