The Katamari series first game was Katamari Damacy released on 18th March 2004.
2004
Katamari Damacy
18th March 2004
2005
We Love Katamari
6th July 2005
Me & My Katamari
22nd December 2005
2007
Beautiful Katamari
16th October 2007
2009
Korogashi Puzzle Katamari Damacy
25th March 2009
Katamari Forever
23rd July 2009
2011
Touch My Katamari
17th December 2011
2018
Katamari Damacy Reroll
7th December 2018