2nd generation · Can&J's Entertainment / Tunes-Will Entertainment
フォーカズ / 포커즈
F.CUZ debuted in 2010 as four — Jinon, LeeU, Kan and Yejun — and the line-up shifted more than once before the Japanese work began.

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The bright early singles give way to harder dance material, and Midnight Sun onward sounds noticeably older.
Come here if you are filling in the late second generation and want a group that kept working after the first line-up broke.
ジノン진온 · JinonView in Japanese
カン칸 · KanView in Japanese
イェジュン예준 · YejunView in Japanese
テゴン대건 · DaegeonView in Japanese
レヒョン래현 · RaehyunView in Japanese
イユ이유 · LeeUView in Japanese| Members | Birth date | Blood type | MBTI | Nationality | ||
|---|---|---|---|---|---|---|
| ジノン | 1989-07-13 | 37 | 183cm | B | Not disclosed | South Korea |
| カン | 1991-09-30 | 34 | 184cm | B | Not disclosed | South Korea |
| イェジュン | 1992-02-04 | 34 | 182cm | B | Not disclosed | South Korea |
| テゴン | 1990-10-27 | 35 | 180cm | A | Not disclosed | South Korea |
| レヒョン | 1991-06-08 | 35 | 178cm | O | Not disclosed | South Korea |
| イユ | 1990-03-20 | 36 | 179cm | A | Not disclosed | South Korea |
Ages are as of 2026-09-17.
Follow a few songs from the starting point to the group's current sound.
No One MVNo One is the strongest of the early dance singles and the best look at the performance side.
Midnight Sun MVMidnight Sun opens the reshaped line-up and takes a more adult tone.Verified English shopping links are not yet available.
F.CUZ debuted on January 8, 2010 as the four of Jinon, LeeU, Kan and Yejun. The debut song Jiggy is a bright dance track that cut their name into the mid-tier boy groups of the later second generation. No One and Gorgeous followed the same year, stacking up the performing of the original four in a short stretch. When LeeU, the main vocal, left in 2011 the outline of the group changed a great deal, and in 2012 it was rebuilt as five with Daegeon and Raehyun added. That change of line-up, under Can&J's Entertainment and Tunes-Will Entertainment, is exactly why F.CUZ cannot be described by a single debut song.
Choosing No One as the entrance gives the clearest view. After the sharp early dance song pulls you in, the return song No.1 with five members shows the moment the group changed, and Midnight Sun from 2012 lands on the grown-up expression after the rebuild. Line those three up and it becomes clear how differently F.CUZ reads either side of the change. Carrying on to Dreaming i also covers the sound once the five-member line-up had settled in 2012. A catalogue mixing brightness with maturity is built so that starting from the early dance pop still opens another entrance partway through.
From 2013 the routes through Japanese releases and events grew stronger, and a Japanese catalogue carrying LUV HOLIC showed a face apart from the Korean side. Cha-Ga-Wa, on Bargaining for Love in 2014, left the matured finish of the later period and the sense of a run heading into its second half. In 2023 news of the members and talk of a reunion reached beyond the old fans, and F.CUZ was confirmed again as a way back into the mid-tier boy groups of the later second generation. Jiggy, then Midnight Sun, then Cha-Ga-Wa covers the brightness of the debut, the maturity after the rebuild and the finish of the later period.
Editors' take Jiggy / Midnight Sun / Cha-Ga-Wa — three songs cross a change of line-up in a five-piece from Can&J's Entertainment.
No. 103 of 210 groups with recorded activity in Japan (top 49%)
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