1981 Born in Osaka
Live in Okazaki-shi, Aichi since 5 years old.
2004 BA Aichi University of the Arts (Japanese painting)
2006 MA Aichi University of the Arts (Japanese painting)
2007 Aichi University of the Arts (training courses)
2008 Aichi University of the Arts (Part-time teacher) (～2011)

[Awards]
2005 90th Inten exhibition (Japan)
2006 Seiton Maeda memory award exhibition case choice (Japan)
17th Garyuzakura Japanese painting award (2007) (Japan)
Winning 20-year-old memory exhibition CBC prize (Japan)
2007 62th Inten of spring exhibition

[Selected Solo Exhibitions]
2010 Masashi Ishigai Japanese painting exhibition -light, shade, shape-　(Daimaru Shinsaibashi store, Japan)
Masashi Ishigai Japanese painting exhibition Art fair (Sogo Omiya shop, Japan)
2011 Art of Masashi Ishigai exhibition -light, shadow, line- (crane eaves art, Taiwan)
2012 Art of Masashi Ishigai exhibition -daily life melody- (crane eaves art, Taiwan)
2014 Masashi Ishigai exhibition -life, light- (crane eaves art, Taiwan)
2015 “sculpture of quietness” (Tobu department store Ikebukuro shop, Tokyo, Japan)
2016 Matsuzakaya Nagoya Head Office (Aichi, Japan)
2017 Tobu department store Ikebukuro store, Daimaru Kyoto store, Tokyu Department Store Tama plaza store (Japan)

[Selected Group Exhibitions]
2005 Sei society (Matsuzakaya, Nagoya, Japan)
2008 Nagakute society Japanese painting exhibition (Takashimaya Nihonbashi, Nagoya, Japan) (2009)
Uzura society Japanese painting exhibition (Mitsukoshi Nihonbashi, Nagoya, Japan)(～2013)
Yuuyuu society Japanese painting exhibition (Matsuzakaya Ginza, Sakae, Japan) (2009)
2011 Young Art Taipei (Taipei) (2012)
Huga society (Daimaru Matsuzakaya, Nagoya, Shinsaibashi, Ueno, Japan) (after every year)
2012 Aichi University of the Arts writer (Japanese painting) exhibition (Sogo Omiya shop, Japan) (after every year)
Excellent beauty art allium (Nagoya art club, Japan) (after every year)
2013 Japanese painting -line exhibition- (Matsuzakaya Nagoya, Ueno, Japan) ( 2015, 2017)
2014 Young quail society (Japanese painting) exhibition (Mitsukoshi Nihonbashi, Nagoya, Japan)(after every year)
2015 Tobu picture city (Tobu department store Funabashi shop, Japan)
2016 Art 100 years exhibition (Okazaki-shi art Museum, Japan)