2001
Released ダニ捕りマット
2004
Released Ninja ROBO(ダニ捕りロボ) and Mite control bedding
July 2005
Established NIKKAKU LABORATORY
February 2006
NIKKAKU Nishiharima branch
August 2009
NIKKAKU Shanghai branch
2010
Released Ninja ROBO(ダニ捕りロボ) petit
Released Nap a bit
Released far-infrared hot belt Ra-Nuku
March 2012
Started Aioi factory
April 2014
Started Kamigori labratory in Nishiharima branch