| Ryuichi Doi | |
| Native Name: | 土肥隆一 |
| Native Name Lang: | ja |
| Birth Date: | 11 February 1939 |
| Birth Place: | Keijō, Chōsen, Empire of Japan |
| Death Place: | Kobe, Hyōgo, Japan |
| Alma Mater: | Tokyo Union Theological Seminary |
| Occupation: | Pastor, political secretary |
| Otherparty: | Japan Socialist Party (1990–1996) Democratic Reform Party (1996?–1998) Democratic Party of Japan Independent |
| Shoshii (Fourth Rank) Order of the Rising Sun | |
| Office: | Member of the House of Representatives |
| District: | Hyōgo District 1 Hyōgo District 3 (1996–2005), (2009–2012) Kinki PR block (2005–2009) |
was a Japanese politician, in the House of Representatives in the Diet (national legislature) as a member of the Democratic Party of Japan. He was born in Seoul, when Korea was under Japanese rule. He attended Tokyo Union Theological Seminary, earning a master's degree. In 1990 he was elected for the first time as a member of the Japan Socialist Party.[1] [2]
In April 2014, he was awarded the Order of the Rising Sun, Grand Cordon.
During his lifetime, he was an active pastor for the United Church of Christ in Japan, and preached at the Wada Mountains Salt Mission, which was attached to Keiseien (Asago City, Hyogo Prefecture), a support facility for people with disabilities under the umbrella of a social welfare corporation, of which he served as chairman.
He passed away at 12:30 p.m. on January 22, 2016 at a hospital in Kobe.[3] He was 76 years old. He was posthumously awarded the rank of Shoshii.[4]