Ronin #13 is one of a series of motorcycles inspired by vintage race bikes. This motorcycle is predominately black with silver accents on the fuel frame, subframe, and swingarm. The bikes in this series also have CNC machined rear sets and battery box and wrapped header pipes.

Number 13 is the fifth in this group and is named after Muramatsu Takanao. He was the eldest son of Muramatsu Hidenao, another of the loyal members. He was indeed a renowned loyalist.  - Forty Seven Ronin 1893