Grow Slowly

Grow Slowly is the second single done by Yuka Iguchi, Index's seiyuu, after Shining Star-☆-LOVE Letter, and the first ending theme of the Toaru Kagaku no Railgun S anime, starting from episode 2. The single was released on May 15, 2013.

The ending theme is later replaced by stand still on the 11th episode and 14th episode.

Tracklist
There are three versions of the single release. There is the regular edition, the limited Anime PV Edition, and a limited edition. The limited Anime PV edition includes a different tracklist from the other releases, a DVD containting the creditless ending and "The Making Of" interview. For the limited edition, the DVD extra contains the Grow Slowly music video, "The Making Of" interview, and the single TV-SPOT.

Music composition and lyrics done Sho Watanabe, with arrangement by Teppei Shimizu.

Regular Edition

 * 1) "Grow Slowly"– 4:13
 * 2) "stand still"– 4:07
 * 3) "Grow Slowly"〈instrumental〉– 4:13
 * 4) "stand still"〈instrumental〉– 4:04

Limited Anime PV Edition

 * 1) "Grow Slowly"– 4:13
 * 2) "Everything"– 4:50
 * 3) "Grow Slowly" (TV Size)– 1:36
 * 4) "Grow Slowly"〈instrumental〉– 4:13
 * 5) "Everything"〈instrumental〉– 4:47

Characters
By appearance
 * Misaka Mikoto
 * Misaka Imouto
 * Shirai Kuroko
 * Uiharu Kazari
 * Saten Ruiko