About us

Welcome to logical slow pitch jerk world.

You can buy real slow pitch jerk products based on many experiences and idea by legend "Norihiro Sato" and his apprentice, Higashimura of DEEP LINER Designer and CEO. In addition, Japanese high quality manufactures sympathize with their idea and support their slow pitch jerk system together.

Their unique products will help to support your slow pitch jigging life.

Let's enjoy fishing together!


Company SPJ Laboratories
Address Naruse 1-15-27, Machida, Tokyo, 194-00444 Japan
TEL +81-90-3223-3703