Ryosuke Kikuchi (菊池 涼介, Kikuchi Ryōsuke; born March 11, 1990) is a Japanese professional baseball player for the Hiroshima Toyo Carp of the Nippon Professional Baseball (NPB). He has the records for most assists (535) and highest fielding percentage (1.000) in a single-season and longest error-free streak (569), these are all NPB records by a second baseman.
Source: “Ryosuke Kikuchi”, English Wikipedia (CC BY-SA 4.0), excerpt