Ryōtarō Sugi is a Japanese singer and actor. He is the father of actor Jundai Yamada.
| Date of Birth | 14th August 1944 |
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| Age | 80 Years |
| Zodiac Sign | Leo |
| Country | Japan |
| Current City | Nagata-ku |
| Birth Place | Nagata-ku |
| Nationality | Japan |
| Citizenship | Japan |
| Spouses | Natsuko Godai |
|---|---|
| Children | Jundai Yamada |
| Instruments | voice |
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| Occupation | singer, actor, lyricist |
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