Oguchi (surname)

Oguchi (written: 小口 lit. "small mouth") is a Japanese surname. Notable people with the surname include:


 * Daihachi Oguchi (小口 大八), Japanese drummer
 * Hisao Oguchi (小口 久雄), Japanese businessman
 * Takahisa Oguchi (小口 貴久), Japanese luger
 * Takako Oguchi (小口 貴子), Japanese skeleton racer

Ōguchi, Ooguchi or Ohguchi (written: 大口 lit. "big mouth") is a separate Japanese surname, though it may be romanized the same way. Notable people with the surname include:


 * Hiroshi Oguchi (大口 広司), Japanese musician and actor
 * Yoshinori Oguchi (大口 善徳), Japanese politician