2nd generation · Yejeon Media / Avex Trax

SHU-I

シューアイ / 슈아이

SHU-I debuted in Korea and then spent most of their working life in Japan, which makes them a border case between two industries.

  • 2009DebutSep 11, 2009
  • 5Members
  • 2thGeneration
  • SHU-EYESFandom
Bomb Bomb Bomb / Official MV

Last updated:

01

In 30 seconds: SHU-I

Inseok, Changhyun, Hyungjun, Minho and Jinseok built the later catalogue around events, live shows and Japanese-language releases.

Come here if you are interested in the groups that quietly relocated rather than the ones that toured.

02

Key facts

Group name
SHU-I
Reading / Hangul
シューアイ / 슈아이
Company
Yejeon Media / Avex Trax
Debut date
September 11, 2009
Days active
1,938 days (5 years, 3 months)
Final activity date
2015
Debut song
Bomb Bomb Bomb
Generation
2nd generation
Fandom name
SHU-EYES(シューアイズ)
03

Member guide

Profile comparison

MembersBirth dateBlood typeMBTINationality
インソク1988-02-1938178cmANot disclosedSouth Korea
チャンヒョン1988-06-0938181cmANot disclosedSouth Korea
ヒョンジュン1989-01-2637173cmBNot disclosedSouth Korea
ミンホ1989-02-0137178cmONot disclosedSouth Korea
ジンソク1991-01-2235176cmBNot disclosedSouth Korea

Ages are as of 2026-09-17.

Selected releases

04

Start here

Follow a few songs from the starting point to the group's current sound.

I-Dream artwork

March 25, 2015 · Full album

I-Dream

View the full discography →
View all official videos →View in Japanese
05

From debut to now

  • 2009
    Debuting in Korea as a five-piece, SHU-I set out bright idol pop with clear rap and vocal roles.
  • 2011
    Official videos from avex carried the Japanese-language songs, and the fan base widened along that line.
  • 2012
    Several official videos for the Japanese singles remain, which makes the path from the Korean debut song into Japanese activity easy to read.
  • 2013
    The old official channel together with the MBC stages shows the brighter late dance songs and how they were performed on broadcast.
  • 2015
    Several years of work, the Japanese side included, came to an end, and the group is now followed through official videos, one release at a time.
06

Key achievements

Key milestones

2009Korean debut with Bomb Bomb BombThe debut song holds the origin and gives a baseline for comparing the later Japanese work.
2011Japanese activity made visible through official videos from avexOfficial videos for Smile For Me and Summer Sweet remain, tracing a run with the Japanese market as the main stage.
2012HITORIJIME and more Japanese releasesSeveral Japanese singles are documented by official videos.
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Official links

Official site

Official social accounts and platforms

Shopping guide

Verified English shopping links are not yet available.

12

KPOP DISCOVER's SHU-I note

SHU-I is Inseok, Changhyun, Hyungjun, Minho and Jinseok, a boy group that debuted in Korea on September 11, 2009. The start was Bomb Bomb Bomb from Yejeon Media, after which the centre of gravity moved to the Japanese market through Avex Trax. They sit right on the border between K-pop and J-pop: a Korean debut whose main battleground was Japan, which is a very second-generation way to move.

Bomb Bomb Bomb gives the early Korean colour, and Smile For Me opens the door to the Japanese years. Move on to Summer Sweet and Hitori Jime and the bright dance pop and the easy choreography come forward. This was a group built on live shows, release events and fan meetings, and that closeness to the room, rather than to the screen, seeps into the recordings.

Japanese singles ran one after another from 2011 into 2012, and by 2013 the brighter late songs were lined up, So In LUV among them alongside another Japanese title. Several years of activity closed in 2015, and what remains is followed through official videos, one release at a time. Bomb Bomb Bomb, then Smile For Me, then So In LUV covers the early Korean colour, the doorway into Japan and the brightness of the last years.

Editors' take Bomb Bomb Bomb / Smile For Me / So In LUV — the core of a run from a Korean debut into Japanese activity, in three songs from a Yejeon Media / Avex Trax five-piece.

13

Japan activity score

KPOP DISCOVER original metric
No. 24/ 210 groups

No. 24 of 210 groups with recorded activity in Japan (top 11%)

  • 9Japanese releases
  • 26Japan-related tracks
  • 0Members from Japan
  • 3Official Japanese accounts

The denominator is the 210 groups, out of 525 covered by KPOP DISCOVER, whose raw score reaches at least one point. The score adds 10 points per Japanese-market release, 3 per Japan-related track, 12 per member from Japan, and 8 per official Japanese account. Japanese-market releases carry the most weight because they are the most direct evidence of activity; related tracks add track-level detail; members from Japan stand for Japanese-language communication and continuity; official accounts stand for a permanent point of contact. The weights are an editorial judgement, not a statistical optimisation, and the ranking tracks release volume in Japan closely. Source: releases, tracks, members, and official links recorded by KPOP DISCOVER (updated 2026-09-17).

How this score is calculated →View in Japanese

Frequently asked questions

What defines SHU-I?
Inseok, Changhyun, Hyungjun, Minho and Jinseok built the later catalogue around events, live shows and Japanese-language releases.
Why should a new listener start with SHU-I?
Come here if you are interested in the groups that quietly relocated rather than the ones that toured.
Which songs should a new listener try first?
Start with Bomb Bomb Bomb, Smile For Me, Summer Sweet, then continue to the official video index.