BtoB

I. Introduction

BtoB (비투비), an acronym for Born to Beat, is a South Korean boy group under Cube Entertainment that made their debut on March 21, 2012. The group currently consists of six members Seo Eunkwang, Lee Minhyuk, Lee Changsub, Im Hyunsik, Peniel Shin, and Yook Sungjae. Jung Ilhoon departed the group in December 2020.

II. Career

BtoB held their debut showcase in Seoul on March 21, 2012 where they performed their debut title tracks "Insane" and "Imagine". The event was streamed on their official YouTube channel. On April 3, their self titled debut mini album, Born to Beat, was released. In April, they starred in their first reality program, Amazon, on Mnet. On May 3, they released the digital single "Father". On May 23, the group released an Asian Special Edition of their first mini album, which marked the start of their first Asian promotional tour with performances in Singapore, Indonesia, and Japan. On September 12 the group released their second mini album, Press Play with the title track "Wow". On October 18, they promoted the follow up single "Lover Boy".

In February 2013, BtoB participated in the 2012 United Cube Concert. On April 6, they held their first fan-meeting in Taiwan for 1000 fans. They released their first digital single "2nd Confession" on April 10. On August 29, BtoB released the music video for "When I Was Your Man" and on September 9, they released their third mini album Thriller.

On February 17, 2014, BtoB released their fourth mini album, Beep Beep with a title track of the same name. The album ranked first on the Gaon Album Chart for the ninth week of 2014, making it their first album to hit number 1. In September, BtoB released their fifth mini album, Move, with lead single "You're So Fly". On November 12, they released their first Japanese single, "Wow".

On March 25, 2015, BtoB released their first Japanese single album, Future. It ranked second on the Oricon Singles Chart. On June 28, they released their first full length album, Complete, with title track "It's Okay". "It's Okay" was the group's first ballad single and topped multiple major music charts in South Korea upon it's release. On October 12, they released their seventh mini album, I Mean, with title track "Way Back Home". On October 21, BtoB received their first music show win after 3 years and 7 months on Show Champion. The group's transition to releasing ballad music achieved the group success, earning multiple nominations on year-end awards and winning the "Best Vocal Group Award" on the 30th Golden Disc Awards and the "Ballad Award" for "It's Okay" on the 25th Seoul Music Awards.

On March 28, 2016, BtoB released their eighth EP, Remember That, with the title track "Remember That" concluding their ballad trilogy. The group released their fifth Japanese single, L.U.V, on June 15. It debuted on top of the weekly Oricon chart and Billboard Japan Hot 100 chart. On June 24, BtoB performed at the KCON 2016 NY in Newark, New Jersey. On August 6, BtoB released a special digital single for summer, "I Want to Vacation", as a present for fans. On November 7, BtoB released their ninth mini album, New Men. It includes the promotional track "I'll Be Your Man" which marks the group's first dance title track release after two years and two months. "I'll Be Your Man" topped multiple music charts shortly after its release.

On March 6, 2016, BtoB released their tenth mini-album, Feel'eM. The mini-album includes the pre-released single "Someday" and the lead single "Movie". From April to September, each of the BtoB members released solo digital singles as part of the Piece of BtoB project. Lee Chang-sub started the project with a self-composed ballad track "At the End". It was followed by Jung Il-hoon's up-tempo hip-hop track "Fancy Shoes", Peniel's "That Girl", Im Hyun-sik's self-produced alternative-rock track "Swimming", Lee Min-hyuk's R&B hip-hop song "Purple Rain" featuring singer Cheeze, Yook Sung-jae's ballad track "Tell Me" along with the b-side, "Paradise" and was concluded with Seo Eun-kwang's ballad track "One Day" and the b-side "Back Then". On September 20, BtoB was awarded their first Bonsang at the 1st Soribada Best K-Music Awards. On October 16, BtoB released their second studio album, Brother Act with the title track "Missing You". It also peaked at number two on the Gaon Digital Chart, becoming their highest charting single on the chart.

On June 18, 2018, BtoB released their eleventh mini album, This is Us and on July 10, all seven members renewed their contracts with Cube Entertainment. In August, Eunkwang began his mandatory military service. On November 12, the group released a special album titled Hour Moment without the participation of Seo Eunkwang, with the song "Beautiful Pain" functioning as single.

On October 27, 2020, Eunkwang, Minhyuk, Changsub, and Peniel announced that they have formed a unit called BtoB 4U. The unit debuted on November 16. On December 31, Cube Entertainment announced that Ilhoon will leave BTOB after being investigated for using marijuana. The current four members of BtoB participated in Kingdom: Legendary War. The group finished 4th overall.

III. Members

IIII. Current Members

	Eunkwang (은광) Birth Name: Seo Eun Kwang (서은광) Position: Leader, Main Vocalist Birthday: November 22, 1990 Sub-Units: BtoB Blue, BtoB 4U Instagram: @btob_silver_light Twitter: @btob_sekwang
	Minhyuk (민혁) Birth Name: Lee Min Hyuk (이민혁) Position: Lead Rapper, Lead Dancer, Vocalist, Visual Birthday: November 29, 1990 Sub-Unit: BtoB 4U Instagram: @hutazone Twitter: @btob2mh
	Changsub (창섭) Birth Name: Lee Chang Sub (이창섭) Position: Lead Vocalist Birthday: February 26, 1991 Sub-Units: BtoB Blue, BtoB 4U Instagram: @lee_cs_btob Twitter: @LeeCS_BTOB
	Hyunsik (현식) Birth Name: Im Hyun Sik (임현식) Position: Main Dancer, Lead Vocalist Birthday: March 7, 1992 Sub-Unit: BtoB Blue Instagram: @imhyunsik Twitter: @BTOB_IMHYUNSIK
	Peniel (프니엘) Birth Name: Shin Dong Geun (신동근) Position: Lead Rapper, Vocalist Birthday: March 10, 1993 Sub-Unit: BtoB 4U Instagram: @btobpeniel Twitter: @PenielShin Youtube: POV
	Sungjae (성재) Birth Name: Yook Sung Jae (육성재) Position: Vocalist, Face of the Group, Maknae Birthday: May 2, 1995 Sub-Unit: BtoB Blue Instagram: @yook_can_do_it Twitter: @BTOB_6SJ

IIIII. Former Member

Ilhoon (일훈) Birth Name: Jung Il Hoon (정일훈) Position: Main Rapper, Vocalist Birthday: October 4, 1994 Instagram:  @ilhoonmj Twitter: @BTOB_ILL

IV. Discography

Artwork	Title	Release Date	Type	Language
	Born to Beat	April 3, 2012	Mini Album	Korean
	Press Play	September 12, 2012	Mini Album	Korean
	Thriller	September 9, 2013	Mini Album	Korean
	Beep Beep	February 17, 2014	Mini Album	Korean
	Move	September 29, 2014	Mini Album	Korean
	Wow	November 14, 2014	Single Album	Japanese
	The Winter's Tale	December 22, 2014	Mini Album	Korean
	Mirai (Ashita)	March 25, 2015	Single Album	Japanese
	Complete	June 30, 2015	Full Album	Korean
	Natsuiro My Girl	August 19, 2015	Single Album	Japanese
	I Mean	October 12, 2015	Mini Album	Korean
	Dear Bride	February 24, 2016	Single Album	Japanese
	Remember That	March 28, 2016	Mini Album	Korean
	L.U.V	June 15, 2016	Single Album	Japanese
	New Men	November 7, 2016	Mini Album	Korean
	24/7	December 7, 2016	Full Album	Japanese
	Feel'eM	March 6, 2017	Full Album	Korean
	Movie -JPN Ver.-	May 3, 2017	Single Album	Japanese
	Brand New Days ~どんな未来を~	August 30, 2017	Single Album	Japanese
	Brother Act	October 16, 2017	Full Album	Korean
	BTOB Japan Best Album 2014-2017 ～1096 Days～	February 28, 2018	Compilation Album	Japanese
	This Is Us	June 18, 2018	Mini Album	Korean
	Hour Moment	November 12, 2018	Mini Album	Korean
	Piece of BTOB	March 7, 2019	Compilation Album	Korean

V. Subunits

VI. BtoB Blue

In September 2016, BtoB revealed their first unit group, BtoB Blue consisting of the group's vocalists, Eunkwang, Changsub, Hyunsik and Sungjae. BtoB Blue released the digital single, "Stand By Me", on September 19, 2016.

VII. BtoB 4U

In October 2020, BtoB revealed their second unit group, BtoB 4U consisting of the group's currently active members: Eunkwang, Minhyuk, Changsub and Peniel. They debuted with their first mini-album Inside with title track "Show Your Love" on November 16, 2020.