Short Circuit II is a concept album by Japan

Japan

Japan is an island nation in East Asia. Located in the Pacific Ocean, it lies to the east of the Sea of Japan, China, North Korea, South Korea and Russia, stretching from the Sea of Okhotsk in the north to the East China Sea and Taiwan in the south...

ese music production unit I've Sound

I've Sound

I've Sound, or simply called , is a Japanese techno/trance music production group based in Sapporo, Hokkaidō, Japan. Led by Kazuya Takase, it features the talents of seasoned "sound creators" and many different female vocalists, known as to their fans....

, released on June 22, 2007. It is the second album in the Short Circuit series, centering on their denpa songs. The album is made up of a compilation of songs from various adult PC games

Eroge

An or Ero-ga is a Japanese video or computer game that features erotic content, usually in the form of anime-style artwork. Eroge originated from galge, but unlike galge, they feature erotic/pornographic content.-History:...

 and three new originals. Kotoko and Kaori Utatsuki

Kaori Utatsuki

is a J-pop singer and a member of the I've Sound based on Sapporo, Hokkaidō, Japan. She has performed several songs for eroge together with the other I've Sound members...

 are the main vocalists of the album, although there is one duet between Kotoko and Eiko Shimamiya

Eiko Shimamiya

, born April 20, is a female J-pop singer and member of the production group I've Sound since their first album. She is best known for singing the opening themes of the anime series Higurashi no Naku Koro ni. Eiko also handles a school called Shimamiya Size in Sapporo, Hokkaido, Japan...

. It comes with a DVD

DVD

A DVD is an optical disc storage media format, invented and developed by Philips, Sony, Toshiba, and Panasonic in 1995. DVDs offer higher storage capacity than Compact Discs while having the same dimensions....

 containing a music video

Music video

A music video or song video is a short film integrating a song and imagery, produced for promotional or artistic purposes. Modern music videos are primarily made and used as a marketing device intended to promote the sale of music recordings...

 clip of the song "↑Seishun Rocket↑" covered by Kotoko and Utatsuki, who also appear in the music video. This version of the song wasn't included on the CD

Compact Disc

The Compact Disc is an optical disc used to store digital data. It was originally developed to store and playback sound recordings exclusively, but later expanded to encompass data storage , write-once audio and data storage , rewritable media , Video Compact Discs , Super Video Compact Discs ,...

 itself, but was later recorded on the I've Mania Tracks Vol.II album.

A talk event was held the following month to commemorate the release between July 14 to 16 at Osaka

Osaka

is a city in the Kansai region of Japan's main island of Honshu, a designated city under the Local Autonomy Law, the capital city of Osaka Prefecture and also the biggest part of Keihanshin area, which is represented by three major cities of Japan, Kyoto, Osaka and Kobe...

, Nagoya and Tokyo

Tokyo

, ; officially , is one of the 47 prefectures of Japan. Tokyo is the capital of Japan, the center of the Greater Tokyo Area, and the largest metropolitan area of Japan. It is the seat of the Japanese government and the Imperial Palace, and the home of the Japanese Imperial Family...

, followed by the Short Circuit II Premium Show in Tokyo concert held on July 21 at Shinkiba Studio Coast. A DVD recording of this concert was released at the Winter 2007 Comic Market event as a set with the I've Mania Tracks Vol.I

I've Mania Tracks Vol.I

I've Mania Tracks Vol.I is a compilation album by Japanese music production unit I've Sound. It was released on December 29, 2007 at the Winter 2007 Comic Market event, sold as a set with the Short Circuit II Premium Show in Tokyo DVD...

album. On July 19, 2008, the Short Circuit II Premium Show in Taiwan concert was held at the National Taiwan University of Arts

National Taiwan University of Arts

National Taiwan University of Arts , established in 1955, is the oldest art university residing in Banqiao District, New Taipei, Republic of China .-External links:* *...

 in Taiwan

Taiwan

Taiwan , also known, especially in the past, as Formosa , is the largest island of the same-named island group of East Asia in the western Pacific Ocean and located off the southeastern coast of mainland China. The island forms over 99% of the current territory of the Republic of China following...

.

The album peaked at #25 on the Oricon

Oricon

, established in 1999, is the holding company at the head of a Japanese corporate group that supplies statistics and information on music and the music industry in Japan. It started as , which was founded by Sōkō Koike in November 1967 and became known for its music charts. Oricon Inc...

 Charts, charting for a total of five weeks.

Track listing