Mystery Atop Mount Fuji

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|  | This page is a **stub**. Please consider filling in the missing pieces if you are able. |
| Chronology | | |
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| ‹  [The Ruse of Monkey Basho](/wiki/The_Ruse_of_Monkey_Basho "The Ruse of Monkey Basho") | [**List of Episodes**](/wiki/Yaiba:_Samurai_Legend#Episodes "Yaiba: Samurai Legend") | [Crossroads of the Soul](/wiki/Crossroads_of_the_Soul "Crossroads of the Soul")  › |
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| **Episode 21** | |
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| **Information** | |
| Title: | Mystery Atop Mount Fuji |
| Japanese Title: | 富士山頂でまつ   (Fuji Sanchō de Matsu) |
| Original airdate: | September 6, 2025 |
| Broadcast rating: | 2.7%[](#cite_note-1) |
| Season: | 1 |
| Manga source: | [Volume 11: Chapter 10 (109)](/wiki/Yaiba_Volume_11 "Yaiba Volume 11")-[Volume 12: Chapter 2 (112)](/wiki/Yaiba_Volume_12 "Yaiba Volume 12") |
| **English version** | |
| English Title: | Mystery Atop Mount Fuji |
| **Story** | |
| Cast: | [Yaiba Kurogane](/wiki/Yaiba_Kurogane "Yaiba Kurogane")   [Musashi Miyamoto](/wiki/Musashi_Miyamoto "Musashi Miyamoto")   [Jubei Yagyu](/wiki/Jubei_Yagyu "Jubei Yagyu")   [Sayaka Mine](/wiki/Sayaka_Mine "Sayaka Mine")   [Shonosuke](/wiki/Shonosuke "Shonosuke")   [Kagetora](/wiki/Kagetora "Kagetora")   [Gerozaemon Geroda](/wiki/Gerozaemon_Geroda "Gerozaemon Geroda")   [Namako-Otoko](/wiki/Namako-Otoko "Namako-Otoko")   [Nadeshiko Yamato](/wiki/Nadeshiko_Yamato "Nadeshiko Yamato")   [Takeshi Onimaru](/wiki/Takeshi_Onimaru "Takeshi Onimaru")   [Kumo-Otoko](/wiki/Kumo-Otoko "Kumo-Otoko")   [Professor Kanabo](/wiki/Professor_Kanabo "Professor Kanabo")   [Orb of Victory](/wiki/index.php?title=Orb_of_Victory&action=edit&redlink=1 "Orb of Victory (page does not exist)") |
| **Staff** | |
| Director: | [Takahiro Hasui](/wiki/Takahiro_Hasui "Takahiro Hasui") |
| Screenplay: | [Eiji Umehara](/wiki/index.php?title=Eiji_Umehara&action=edit&redlink=1 "Eiji Umehara (page does not exist)") |
| Storyboard: | [Hiro Kaburagi](/wiki/index.php?title=Hiro_Kaburagi&action=edit&redlink=1 "Hiro Kaburagi (page does not exist)") |
| Episode director: | [Jiro Yoshida](/wiki/index.php?title=Jiro_Yoshida&action=edit&redlink=1 "Jiro Yoshida (page does not exist)") |
| Animation director: | [Yoshimichi Kameda](/wiki/Yoshimichi_Kameda "Yoshimichi Kameda") (chief)   [Yuichi Fujimaki](/wiki/index.php?title=Yuichi_Fujimaki&action=edit&redlink=1 "Yuichi Fujimaki (page does not exist)") (asst. chief)   [Masayuki Sato](/wiki/index.php?title=Masayuki_Sato&action=edit&redlink=1 "Masayuki Sato (page does not exist)")   [Wan Yi](/wiki/index.php?title=Wan_Yi&action=edit&redlink=1 "Wan Yi (page does not exist)")   [Jing Lou](/wiki/index.php?title=Jing_Lou&action=edit&redlink=1 "Jing Lou (page does not exist)")   [Shosuke Ishibashi](/wiki/index.php?title=Shosuke_Ishibashi&action=edit&redlink=1 "Shosuke Ishibashi (page does not exist)")   [Naohiro Osugi](/wiki/index.php?title=Naohiro_Osugi&action=edit&redlink=1 "Naohiro Osugi (page does not exist)")   [Tsuroru](/wiki/index.php?title=Tsuroru&action=edit&redlink=1 "Tsuroru (page does not exist)")   [Takeshi Maenami](/wiki/Takeshi_Maenami "Takeshi Maenami")   [Mana Uetake](/wiki/index.php?title=Mana_Uetake&action=edit&redlink=1 "Mana Uetake (page does not exist)")   [Aito Ohashi](/wiki/index.php?title=Aito_Ohashi&action=edit&redlink=1 "Aito Ohashi (page does not exist)") (effect)   [Takeshi Maenami](/wiki/Takeshi_Maenami "Takeshi Maenami") (effect) |
| | Voice Cast: | | --- | | [Minami Takayama](/wiki/Minami_Takayama "Minami Takayama") as [Yaiba Kurogane](/wiki/Yaiba_Kurogane "Yaiba Kurogane")   [Junichi Suwabe](/wiki/Junichi_Suwabe "Junichi Suwabe") as [Musashi Miyamoto](/wiki/Musashi_Miyamoto "Musashi Miyamoto")   [Hidenori Takahashi](/wiki/index.php?title=Hidenori_Takahashi&action=edit&redlink=1 "Hidenori Takahashi (page does not exist)") as [Jubei Yagyu](/wiki/Jubei_Yagyu "Jubei Yagyu")   [Manaka Iwami](/wiki/Manaka_Iwami "Manaka Iwami") as [Sayaka Mine](/wiki/Sayaka_Mine "Sayaka Mine")   [Isshin Chiba](/wiki/Isshin_Chiba "Isshin Chiba") as [Kagetora](/wiki/Kagetora "Kagetora")   [Kosuke Echigoya](/wiki/Kosuke_Echigoya "Kosuke Echigoya") as [Shonosuke](/wiki/Shonosuke "Shonosuke")   [Takeharu Onishi](/wiki/index.php?title=Takeharu_Onishi&action=edit&redlink=1 "Takeharu Onishi (page does not exist)") as [Gerozaemon Geroda](/wiki/Gerozaemon_Geroda "Gerozaemon Geroda")   [Kana Ichinose](/wiki/Kana_Ichinose "Kana Ichinose") as [Namako-Otoko](/wiki/Namako-Otoko "Namako-Otoko")   [Sayaka Senbongi](/wiki/index.php?title=Sayaka_Senbongi&action=edit&redlink=1 "Sayaka Senbongi (page does not exist)") as [Nadeshiko Yamato](/wiki/Nadeshiko_Yamato "Nadeshiko Yamato")   [Yoshimasa Hosoya](/wiki/Yoshimasa_Hosoya "Yoshimasa Hosoya") as [Takeshi Onimaru](/wiki/Takeshi_Onimaru "Takeshi Onimaru")   [Shuhei Sakaguchi](/wiki/Shuhei_Sakaguchi "Shuhei Sakaguchi") as [Kumo-Otoko](/wiki/Kumo-Otoko "Kumo-Otoko")   [Yoshimitsu Shimoyama](/wiki/index.php?title=Yoshimitsu_Shimoyama&action=edit&redlink=1 "Yoshimitsu Shimoyama (page does not exist)") as [Professor Kanabo](/wiki/Professor_Kanabo "Professor Kanabo")   [Shun Horie](/wiki/index.php?title=Shun_Horie&action=edit&redlink=1 "Shun Horie (page does not exist)") as [Orb of Victory](/wiki/index.php?title=Orb_of_Victory&action=edit&redlink=1 "Orb of Victory (page does not exist)") | | |
| **Music** | |
| Opening song: | [BLADE](/wiki/BLADE "BLADE") |
| Closing song: | [ACTION!](/wiki/ACTION! "ACTION!") |
***Mystery Atop Mount Fuji*** (富士山頂でまつ ,*Fuji Sanchō de Matsu*[?](/wiki/Help:Japanese "Help:Japanese")) is the 21st episode of the *[Yaiba: Samurai Legend](/wiki/Yaiba:_Samurai_Legend "Yaiba: Samurai Legend")* anime.
## Contents
* [1 Cast](#Cast)
+ [1.1 Featured](#Featured)
* [2 Location](#Location)
+ [2.1 Setting](#Setting)
* [3 Manga to anime changes](#Manga_to_anime_changes)
* [4 Gallery](#Gallery)
* [5 Footnotes](#Footnotes)
+ [5.1 Notes](#Notes)
+ [5.2 References](#References)
* [6 See also](#See_also)