Birthday: April 10 Blood type: A Height: 124 cm (roughly 4'1") Weight: 28 kg (roughly 62 pounds) Hobby: Collecting postcards Hometown: Japan Retsu is one of the two title characters. He is a fifth-grade student who is 11 years old, and Go's older brother. Although he is able to control his patience better than his brother, he still lets out his annoyance with someone once in a while. Retsu sports a green hat as his trademark. His primary color is red, which is the color of his hair, eyes, gloves, shirt, and Mini 4WD cars. Together with Go, they are known as the "Let's Go Brothers" (レッツゴー兄弟 Rettsu G� Kyoudai). In WGP, he is the captain of the TRF Victorys. Cars: Sonic Saber (ソニックセイ�ー Sonikku Seib�), Vanguard Sonic (�ンガードソニック Bang�do Sonikku), Hurricane Sonic (�リケーンソニック Harikēn Sonikku), and Buster Sonic (�スターソニック Basut� Sonikku), and Blitzer Sonic (ブリッツァーソニック Buritts� Sonikku). (Source: Wikipedia)