First names for Sugaoka
- Kenji Sugaoka 2
- Aya Sugaoka 2
- Yuumi Sugaoka
- Yuta Sugaoka
- Yusuke Sugaoka
- Yuniwa Sugaoka
- Yae Sugaoka
- Tomo Sugaoka
- Tetsurou Sugaoka
- Shimpei Sugaoka
- Shigemasa Sugaoka
- Ryoma Sugaoka
- Masashi Sugaoka
- Kei Sugaoka
- Katunori Sugaoka
- Kanako Sugaoka
- Junya Sugaoka
- Jin Sugaoka
- Isao Sugaoka
- Emi Sugaoka