Date of Birth: 
About Tenryū Saburō
- Tenryu Saburo, (November 1, 1903 – August 20, 1989) born Saburo Wakuta in Shizuoka Prefecture, Japan, was a professional sumo wrestler with the Dewanoumi stable.
- As the ringleader of the "Shunjuen Incident", in which many wrestlers went on strike, he left the Japan Sumo Association in 1932.
- With the other striking wrestlers, he created the "Rishiki group for a Great Japan", wishing to reform the system he described as "feudal" and to increase his earnings.
- Because of financial difficulties, the group dissolved in 1937. In 1939, he invited teachers of Japanese martial arts to Manchuria.
- He discovered the Aiki-Budo of Morihei Ueshiba and became his student the same day. In 1957, the reforms Saburo had supported were implemented, and he was invited to talk as a witness.
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