|This article is about a/an weapon in Kamen Rider Hibiki.|
Ongekitriangle (音撃三角 Sound Attack Triangle) is a percussion type Ongeki in the shape of a Triangle. The instrument has a second mode as a Three-section staff. Th weapon is unique in that the Onisho is not situated on the Ongeki, but on the Onsa. To perform the Sound of Purification, the Ongeki needs to be linked together and then the Oni must hit his Onsa at it to send triangle shaped sound-waves at a target.
Ongekitriangle Ressetsu (音撃三角・烈節 Sound Attack Triangle: Raging Section): Nishiki's Ongekitriangle have silver rods with black and gold ends. It was used during the Sengoku Period to defeat Hitotsumi and Orochi.
|Kamen Rider Hibiki|
|Primary: Hitoshi Hidaka - Iori Izumi - Tomizo Todayama - Zaomaru Zaitsuhara|
|Other: Daisuke Danda - Sakae Saeki - Eiki - Shuki - Akira Amami - Kyosuke Kiriya - Shouki|
|Ancient Sengoku Era Oni: Hibiki (past) - Ibuki (past) -Todoroki (past) - Kabuki - Tohki - Kirameki - Nishiki - Habataki|
|Ichiro Tachibana- Asumu Adachi - Kasumi Tachibana - Hinaka Tachibana - Midori Takizawa - Kounosuke Kogure|
|Allies: Hitomi Mochida - Ikuko Adachi|
|Leaders: The Real Man and Woman - The Man and Woman - Black Puppet - White Puppet - Super Douji and Hime|
|Giant Type Makamou: Tsuchigumo - Yamabiko - Bakegani - Ittanmomen - Ooari - Okubi - Otoroshi - Ubume - Yamaarashi - Oonamazu - Amikiri - Kamaitachi - Notsugo|
|Summer Type Makamou: Dorotabou - Kappa - Bakeneko - Uwan - Tengu - Hitotsumi|
|Special Makamou: Nanashi - Kasha - Yobuko - Kodama - Satori - Rokurokubi - Orochi|
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