Original title: Ouran Koukou Host Club
English Title: Ouran High School Host Club
Episodes: 26
Anidb link

Summary:
Ouran Academy is a high school that rich people attend, but Haruhi is a common girl who won a scholarship. Because her mother died and her father raised her, she is not interested in fashion and acts like a boy.

One day, she happens to enter the Host Club room and breaks a 8 million yen vase. Because her family is not rich, she cannot afford to compensate the club for the vase. The leader of the club orders her to gather 100 guests to repay her debts. In this way, Haruhi become the 7th member to host girl students.

Based on a manga serialized in the shoujo manga magazine LaLa. Animation is being done by BONES.
(From anidb.net)

Ouran High School Host Club 1
Ouran High School Host Club 2
Ouran High School Host Club 3
Ouran High School Host Club 4
Ouran High School Host Club 5
Ouran High School Host Club 6
Ouran High School Host Club 7
Ouran High School Host Club 8
Ouran High School Host Club 9
Ouran High School Host Club 10
Ouran High School Host Club 11
Ouran High School Host Club 12
Ouran High School Host Club 13
Ouran High School Host Club 14
Ouran High School Host Club 15
Ouran High School Host Club 16
Ouran High School Host Club 17
Ouran High School Host Club 18
Ouran High School Host Club 19
Ouran High School Host Club 20
Ouran High School Host Club 21
Ouran High School Host Club 22
Ouran High School Host Club 23
Ouran High School Host Club 24
Ouran High School Host Club 25
Ouran High School Host Club 26

Ouran High School Host Club 1
Ouran High School Host Club 2
Ouran High School Host Club 3
Ouran High School Host Club 4
Ouran High School Host Club 5
Ouran High School Host Club 6
Ouran High School Host Club 7
Ouran High School Host Club 8
Ouran High School Host Club 9
Ouran High School Host Club 10
Ouran High School Host Club 11
Ouran High School Host Club 12
Ouran High School Host Club 13
Ouran High School Host Club 14
Ouran High School Host Club 15
Ouran High School Host Club 16
Ouran High School Host Club 17
Ouran High School Host Club 18
Ouran High School Host Club 19
Ouran High School Host Club 20
Ouran High School Host Club 21
Ouran High School Host Club 22
Ouran High School Host Club 23
Ouran High School Host Club 24
Ouran High School Host Club 25
Ouran High School Host Club 26