Kazumasa Koura
- Title : Kazumasa Koura
- Popularity : 1.807
- Known For : Acting
- Birthday : 1967-12-18
- Place of Birth : Kitakyūshū, Fukuoka, Japan
- Homepage : https://ameblo.jp/imoaraukakari/
- Also Known As : Imoaraizaka Kakaricho, 小浦一優, 芋洗坂係長, CO-RA, 小浦一优