| Tenn | |
| Birth Name: | Takahiro Moriwaki |
| Birth Date: | 11 December 1978 |
| Birth Place: | Higashiōsaka, Osaka Prefecture, Japan |
| Death Place: | Tennōji-ku, Osaka, Osaka Prefecture, Japan |
| Occupation: | MC |
| Years Active: | 1999 - 2014 |
Tenn (stylized as TENN; 11 December 1978 - 25 September 2014) was a Japanese MC who was a member of the J-pop group ET-King. He was from Osaka Prefecture. His real name was . His wife was Takako Uehara of Speed.
He was from Higashiōsaka, Osaka Prefecture. He graduated from St. Andrew's School. In 1999, he formed the band "ET-King" with Itokin and Klutch. Prior to their formation, he was a drummer in rock bands. He was a skilled rapper.
On 9 March 2012, he announced his engagement with Takako Uehara a member of the music group "Speed" and an actress . They later married on 23 August 2012.[1]
He died on 25 September 2014 aged 35 soon after a suspected suicide attempt.[2] [3]
The list does not include his works with ET-King