Yume Sekai

 (ユメセカイ) is the ninth single by Tomatsu Haruka. It was released on July 25, 2012, and peaked at #13 on the Oricon single chart.

Single Information
The lead track Yume Sekai was used as the first ending theme for the anime Sword Art Online.
 * Catalog Number:
 * SMCL-275 (Regular Edition)
 * SMCL-273/4 (Limited Edition)
 * SMCL-276 (Anime Edition)
 * Lyrics: Furuya Shin
 * Composition: Minamida Kengo
 * Arrangement: Furukawa Takahiro

CD

 * 1) Yume Sekai (ユメセカイ)
 * 2) Issai Gassai
 * 3) Yume Sekai (Instrumental)

Limited Edition DVD

 * 1) Yume Sekai (Music Clip)
 * 2) Yume Sekai (TV Spot 15sec+30sec)