Tsunashima Ryōsen (綱島 梁川, Tsunashima Ryōsen; May 27, 1873–September 14, 1907) was a Japanese author and philosopher. He was a graduate of Tōkyō Senmon Gakkō. He was originally a rationalist and then became a Christian. He is buried in Tokyo's Zōshigaya cemetery.
Source: “Tsunashima Ryōsen”, English Wikipedia (CC BY-SA 4.0), excerpt