Stardom Sea Miles Tournament Of Arc 1 took place at the Shimin Hall in Sapporo. The event took place on May 9, 2015.
- Numbers in parentheses indicate the length of the match.
- (c) refers to the champion(s) heading into the match.
- Star Fire defeated Hatsuhinode Kamen and Momo Watanabe (7:50)
- Nikki Storm defeated Kris Wolf (7:47)
- Kyoko Kimura defeated Reo Hazuki (11:42)
- Chelsea, Kairi Hojo & Mayu Iwatani defeated Io Shirai, Kaori Yoneyama & Koguma (19:22)
- Mayu Iwatani defeated Chelsea, Hatsuhinode Kamen, Io Shirai, Kairi Hojo, Kaori Yoneyama, Koguma, Kris Wolf, Kyoko Kimura, Momo Watanabe, Nikki Storm, Reo Hazuki, and Star Fire in a 13 Man Battle Royal (12:28)