Hatsuko Morioka (守岡 初子, Morioka Hatsuko, born June 22, 1915) is a Japanese freestyle swimmer. She participated in two Olympic Games with Hideko Maehata, both of whom were from the same area, and Moriaka competed the individual 400 m and 4 × 100 m relay events at the 1932 and 1936 Summer Olympics with the best result of fifth place in the relay in 1932.
Morioka at the 1932 Olympics
|Full name||Morioka Hatsuko|
|Born||June 22, 1915|
Hashimoto, Wakayama, Japan
- "Maehata Hideko seitan 100-nen kinen shiryoten" [Special exhibition for the 100th anniversary of the birth of Hideko Maehata] (PDF). Kampo: Toshokan sampomichi (in Japanese). city.hashimoto.lg.jp: 2. September 2014. Retrieved May 4, 2018.
- Morioka, Hatsuko (1935). Berurin orimupikku no tameni : Dai 10-kai Rafu Kokusai orimupikku taikai suijo kyogi hokoku [Toward the Berlin Olympic Games : Report of Swimming Games at the 10th Los Angeles Olympic Games]. Competitors' Impression. Dainihon Sujio kyogi remmei (Imperial Swimming Federation of Japan). p. 180. Retrieved May 4, 2018.
- "Photos: Berlin Olympic Games". Mainichi Legacy Photo Archive (in Japanese). Mainichi Shimbun. August 19, 2017. Retrieved May 4, 2018. Women swimming competitors at the 1926 Berlin Olympic Games; (l-r) Eiko Matsumura, Unoko Tsuboi, Tsuneko Furuta, Hatsuko Morioka, Rei Takemura, Kazue Kojima. Photographed in Berlin in July, 1936. Photographer: Masao Takada, Mainichi Shimbun.
- Evans, Hilary; Gjerde, Arild; Heijmans, Jeroen; Mallon, Bill; et al. "Hatsuko Morioka". Olympics at Sports-Reference.com. Sports Reference LLC. Archived from the original on April 17, 2020.
- Hatsuko Morioka at Olympedia
- Hatsuko Morioka at the International Olympic Committee
- Hatsuko Morioka at the Olympic Channel
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