- Stage Name: Sakurai Kazutoshi (桜井和寿)
- Real Name: 櫻井和寿
- Birth Date: March 8, 1970
- Birth Place: Tokyo, Japan
- Blood Type: O
- Height: 172.5cm
- Weight: 62.7kg
- Martial Status: Married to Yoshino Mika
- Hospitalized after blockage in his cerebellum was detected in 2002. All activities were canceled but after recieving word of a good recovery they returned for a 1 night live in December that same year.
- Former employee of recording label
Started in 2003, the AP Bank consists of three people: Sakurai, Kobayashi Takeshi, and Sakamoto Ryuichi. They loan money to various environmental preservation projects like like natural energy and energy conservation, etc. at a low interest rate. The ap bank is a non-profit financial institution. Since 2005, AP Bank has held four concerts.
In 2006, Sakurai got together with GAKU-MC (a Japanese rapper). Sakurai and Gaku both have a love for soccer and collaborated on a single. The song titled "Te wo Dasuna!" (手を出すな！) was used for NTV's FIFA World Cup broadcasting program.
- [2006.03.21] GAKU-MC - Te wo Dasu na! (手を出すな!)
- [2012.03.07] Japan United with Music - "All You Need Is Love"