Sentai writer per episodes: Jetman and the Sugimura era

Chojin Sentai Jetman

Toshiki Inoue (main writer): 1-7, 12-14, 17-18, 22-24, 30-32, 36-37, 42-45, 47-51 ( 29 eps)
Kenichi  Araki : 8, 16, 20-21, 25, 27, 33, 35, 40-41, 46 (11 eps)
Hirouki Kawasaki : 9 (1 ep)
Naruhisa Arakawa: 10, 19, 26, 28, 34, 39 (6 eps)
Kunio Fujii : 11 (1 ep)
Mami Watanabe: 15, 29 (co written with 八渡直樹 (sorry, dunno how it's spelled in Romanji or Hiragana) (2 eps)
増田貴彦 (sorry): 38 (1 ep)

Kyoryuu sentai Zyuranger

Noboru Sugimura (main writer): 1-6, 7 (co-written with Araki), 8-10, 11 (co-written with Araki), 14-15, 17-23, 28-31, 34, 36-37, 40-42, 47-50 (34 eps)
Kenichi Araki : 7, 11 ( both co-written with Sugimura) (2 eps)
Susumu Takaku :  12, 16, 25, 35, 39, 45 (6 eps)
Naruhisa Arakawa : 13, 24, 32, 38, 43-44, 46 (7 eps)
Toshiki Inoue : 26  (1 ep)
Kyoko Sagiyama : 27, 33 (2 eps)

Gosei Sentai Dairanger

Noboru Sugimura (main writer) : 1-4, 7-8, 13-14, 17-18, 21-22, 28-32, 37-38, 42-46, 49-50 (26 eps)
Naruhisa Arakawa : 5-6, 11, 15, 19-20, 24, 33, 40, 47-48 (11 eps)
Kunio Fujii: 9-10, 16, 23, 36, 41 (6 eps)
Susumu Takaku: 12, 25, 34 (3 eps)
Toshiki Inoue : 26-27, 35, 39 (4 eps)

Ninja Sentai Kakuranger

Noboru Sugimura (main writer) : 1-6, 9, 12, 14-16, 18-20, 23-26, 28-31, 36-37, 39, 42-44, 50-53 (32 eps)
Naruhisa Arakawa: 7, 35 (2 eps)
Susumu Takaku : 8, 10-11, 33, 40, 47 (6 eps)
Hirohisa Soda: 13, 17, 21-22, 27, 34, 38, 41, 45-46, 48-49 (12 eps)
Kunio Fujii: 32 (1 ep)

Choriki Sentai Ohranger

Noboru Sugimura (main writer) : 1-4, 6-8, 12, 17-18, 26-28, 32, 37-41, 45-48 (23 eps)
Toshiki Inoue : 5, 9, 15, 23 (4 eps)
Shouzo Uehara : 10, 14, 25, 29-31, 43 (7 eps)
Hirohisa Soda : 11,16, 19-22, 33-36, 42, 44 (12 eps)
Susumu Takaku : 13, 24 (2 eps)