Stardom Osaka 1st Ring

 took place in Osaka, Japan. The event took place on April 3, 2011.

Results

 * Numbers in parentheses indicate the length of the match.
 * (c) refers to the champion(s) heading into the match.
 * Singles Match: Arisa Hoshiki defeats Eri Susa (12:14)
 * Singles Match: Ebessan vs. Haruka - Time Limit Draw (3:00)
 * Singles Match: Natsuki Taiyo defeats Iris (8:05)
 * Singles Match: Yoko Bito defeats Mayu Iwatani (8:23)
 * Tag Team Match: Natsuki Taiyo & Yoshiko defeat Nanae Takahashi & Yuzuki Aikawa (19:36)