1994 “Forming the Present,” IBM Kawasaki City Gallery, Kawasaki.
1997 “Relation-Tatsuo Kawaguchi,” Chiba City Museum of Art, Chiba.
1998 “Kawaguchi Tatsuo 1990-1998:Sealed Time,” Art Tower Mito, Ibaraki.
“Sight Breathing/Tatsuo Kawaguchi:Dialogue with the Unseen,” Iwaki City Art Museum, Fukushima.
1999 “Tatsuo Kawaguchi:Relation-Kyoto,” Kyoto Municipal Museum of Art, Kyoto.
2003 “Earth/Water/Plant,” HillsaideForum, Tokyo.
“Japan Contemporary Art – Kawaguchi Tatsuo,” Busan Museum of Art, Korea.
2004 “Relation-Flottage of Time,” Nagoya City Art Museum, Nagoya.
2005 “Time within Time,” Aomori Contemporary Art Center, Aomori.
“Relation-Book,” Yokota Shigeru Gallery, Tokyo.
2006 “Underground Time,” MACA GALLERY, Tokyo.
2007 “Tatsuo Kawaguchi:The Invisible and The Visible,” Hyogo Prefectural Museum of Art / Nagoya City Art Museum
2008 “Positions towards Infinity;Works of Tatsuo Kawaguchi in 1970s,” Utsunomiya Museum of Art, Tochigi.
“see saw seen 1973,” Yokota Shigeru Gallery, Tokyo.
“Voyage of Time,” Nizayama Forest Art Museum, Toyama. ”DARK BOX 2008,” Nagoya City Art Museum, Nagoya.
2009 “Kawaguchi Tatsuo:Language,Time,Life,” The National Museum of Modern Art, Tokyo.
2010 “Kawaguchi Tatsuo:The Spiral Time,” KAKE Museum of Art, Okayama.
2012“Let There Be Light! Tatsuo Kawaguchi:World after 3/11,” Iwaki City Art Museum, Fukushima.
2013 <In the Darkness and in the Light> Shigeru Yokota Gallery ( Tokyo )
2014 “Tatsuo Kawaguchi: Seed that became pearl, Seed that became sound” Gallery Monma (Sapporo)
2015 “Tatsuo Kawaguchi Exhibition” Shigeru Yokota Gallery ( Tokyo )
Tatsuo Kawaguchi, Vertical Time or Staircase Time, SNOW Contemporary (Tokyo)
Tatsuo Kawaguchi, Manuscript Paper, In the Book” NADiff a/p/a/r/t( Tokyo )
Tatsuo Kawaguchi, Time of Darkness, Kasuya no Mori Museum of Contemporary Art, Yokosuka, Kanagawa, Japan
Tatsuo Kawaguchi Land and Sea 1970″ Taka Ishii Gallery New York, New York, USA
Waiting Time for Germination, YAMAKI Bunko, Kanazawa, Ishikawa, Japan
Near Coelacanth” Coelacanth: Bushiro Mouri Memorial Museum (Kurobe City, Toyama Prefecture)
2016 “Tatsuo Kawaguchi “Land and Sea” – And Outside of It” Shigeru Yokota Gallery ( Tokyo )
Tatsuo Kawaguchi, Time and Phase, SNOW Contemporary (Tokyo)
Tatsuo Kawaguchi, Location of Time, Kawaguchi Municipal Art Gallery ATLIA (Kawaguchi, Saitama)
2017 “TATSUO KAWAGUCHI: EARLY WORK 1964-1975”
Kayne Griffin Corcoran Los Angeles Contemporary Art Gallery, Los Angeles, USA
Tatsuo Kawaguchi: Vertical Sound and Staircase Time, Gallery Monma, Sapporo
Tatsuo Kawaguchi: Beyond the Gaze” Kanaz Forest of Creation, Fukui, Japan
2018 “Tatsuo Kawaguchi “Quality of Time” or “Relation – Time”” Shigeru Yokota Gallery ( Tokyo )
Tatsuo Kawaguchi Relation – Lead Mail” SNOW Contemporary ( Tokyo )
Tatsuo Kawaguchi – Chi no Koya” Kurobe City Art Museum (Kurobe City, Toyama)
2019 “Tatsuo Kawaguchi Solo Exhibition : Relation – Yusuke Nakahara, or Criticism as Creation” Art Front Gallery ( Tokyo )
Tatsuo Kawaguchi – Compass of Time, Echigo-Tsumari Kiyotsu Soko Art Museum, Tokamachi City, Niigata Prefecture, Japan
2020 “Tatsuo Kawaguchi: When Seeds Become Art” SNOW Contemporary ( Tokyo )
Tatsuo Kawaguchi Exhibition” Kayne Griffin Corcoran Main Gallery, Los Angeles, U.S.A.