- Name: Katsuhiko Suzuki (鈴木勝彦)
- Right Gauge web site: http://right-gauge.jp/
Katsuhiko Suzuki (born in Setagaya-ku, Tokyo, Japan), better known in pop'n music under the name Nazo²Suzuki, joined KONAMI in 1990 as an arranger/guitarist/vocalist of various KONAMI soundtrack albums. In 1993 he left to work for Treasure (itself a company of ex-KONAMI employees annoyed with the practices with the company), though he returned to KONAMI in 1998 to again work on albums, the first upon his return being the drama CDs on KONAMI's 1998 cult classic Mitsumete Knight (みつめてナイト). In 1999 he joined the pop'n music team, serving as the music director of the series from pop'n music 3 through pop'n music 7, while occasionally assisting with the KEYBOARDMANIA series as well. Katsuhiko was also part of the staff of Konami Music Entertainment, Inc. from 1999 until 2003, during which he contributed to in-house vocalist Sana's albums extensively.
Katsuhiko left KONAMI again, this time permanently, in the mid-2000's to again work at Treasure. He currently runs his own music label, Right Gauge, whose best known singer is Haruko Momoi, a voice actress and singer with numerous roles under her belt.
- Katsuhiko is also credited as one of the recording coordinators of DanceDanceRevolution ディズニーダンシングミュージアム.
- Katsuhiko was the voice coordinator for pop'n対戦ぱずるだまONLINE.
- Nazo²鈴木 / Nazo²Suzuki
This list is currently under construction.