OxT announced new single Clattanoia with tie-up as opening theme song for upcoming anime Overlord (オーバーロード). It’s the unit’s 2nd single and comes on one CD-only edition. Single Clattanoia releases August 26th 2015 – more details and anime trailers follow.

~ teaser PV and jacket covers revealed ~

Composer/producer Tom H@ck and singer/songwriter Oiishi Masayoshi (大石昌良) debuted as Tom H@ck featuring Oiishi Masayoshi providing anime Ace of the Diamond season one opening themes Go EXCEED!! and Perfect Hero. As unit OxT they released debut single KIMERO!! on May 20th 2015 with tie-up as the ED1 for season two of Ace of the Diamond.

Tom H@ck (Oshima Tomohiro, 大嶋 文博) (29) has collaborated with numerous artists including SuG (29 songs), Aya Hirano, Faylan, Yoko Hikasa, and others. He has composed/arranged numerous anime tied songs including many songs for hit anime K-ON!. At the age of 23 he composed/arranged K-ON! opening theme Cagayake! GIRLS and common character song Let’s Go.

Oiishi Masayoshi (35) debuted as vocalist and guitarist for group Sound Schedule in 2001. In 2008 he made his solo debut and has released 6 singles and 4 albums.

Anime Overlord (オーバーロード) adapted from light novels by Maruyama Kugane is set in the 22nd century where virtual reality gaming has taken over. Yggdrasil a popular online game suddenly shuts down but one player Momonga doesn’t logout.When the game comes back up Momonga is transformed into Skeletor a powerful wizard. Many aspects of the game changes and Momonga strives to take over the new game world.


The anime airs starting July 7th 2015 on AT-X and July 8th 2015 on Tokyo MX in Japan. The anime’s ending theme L.L.L. provided by new unit MYTH & ROID with vocalist Mayu teaming up with composer/producer Tom H@ck.

Single Clattanoia comes on one CD-only editions (details subject to change). Jacket cover (artist photo) and full track list coming!

New anime trailer and TVCM spots (30sec, 15sec) featuring theme song Clattanoia after the release details.

OxTClattanoia – release date August 26th 2015

Regular [CD] (¥1200)

1. Clattanoia
2. undecided
3. Clattanoia  (off vocal)
4. undecided (off vocal)


Overlord anime official site

Oiishi Masayoshi official site

OxT official site