Shūji Katayama (Katayama Shūji, 片山修志, June 6, 1985) is a Japanese keyboardist, composer and arranger. He is member of Team-MAX.
- Title: Shuji Katayama
- Popularity: 3.063
- Known For: Sound
- Birthday: 1985-06-06
- Place of Birth: Narita, Chiba Prefecture, Japan
- Homepage: http://team-max.co.jp/artist/shuji-katayama/
- Also Known As: Shūji Katayama, 片山修志, Shuuji Katayama, かたやま しゅうじ