한 BTOB Blue BTOB Blue (비투비 블루) is a South Korean Boy Group that debuted in 2016. They consist of 4 members: Seo Eunkwang, Lee Changsub, Lim Hyunsik and Yook Sungjae. Read All General Information International Stage Name : BTOB Blue Domestic Stage Name : Pronounce 비투비 블루 Fanclub name : Melody Debut Day : 2016-09-18 (Active) Original group : BTOB Company/Agency : Cube Entertainment (큐브 엔터테인먼트) Members 20162017201820192020202120222023202420252026 Seo EunkwangLee ChangsubLim HyunsikYook Sungjae Seo Eunkwang (서은광) Full Name: Seo Eunkwang Date of Birth: 1990-11-22 (35 years) Zodiac sign: Sagittarius Country: South Korea Active period: 2016-present Role: Leader,Vocal Lee Changsub (이창섭) Full Name: Lee Changsub Date of Birth: 1991-02-26 (35 years) Zodiac sign: Pisces Country: South Korea Active period: 2016-present Role: Vocal Lim Hyunsik (임현식) Full Name: Lim Hyunsik Date of Birth: 1992-03-07 (34 years) Zodiac sign: Pisces Country: South Korea Active period: 2016-present Role: Vocal,Dancer Yook Sungjae (육성재) Full Name: Yook Sungjae Date of Birth: 1995-05-02 (31 years) Zodiac sign: Taurus Country: South Korea Active period: 2016-present Role: Vocal,Face,Maknae Metrics and Achievements Success(max 5 stars) : Time since last release : (2018-08-02) Time to Success : Not reached or Indie/Nugu PAKs : 0 Music Show Awards2006+ : 0 Annual Awards : 0 Streaming Weekly Score(Since 2010) : Score: 205 (-) Score w/o Collabs: 119 First Places: 0 (-) Times charted: 5 Times charted on top 10: 0 Songs charted: 2 Songs charted on top 10: 0 Most entries in a week: 1 See All Most Streamed songs (Circlechart) : 1. Stand by me 2. When it rains See All Billboard weekly Score(Since 2020) : Never ranked in top 200 Physical Sales (Circlechart) : 0+ Total Youtube Views : 13.607.894+ Brand Physical Sales : 0+ Brand Views : 144.077.110+ Images No images yet