I. 
I. Introduction
ARGON is a six-member boy group under MSH Entertainment. They debuted on March 11, 2019 with their first single album "Master Key".
II. Career
ARGON opened their social media accounts in May 2018 and revealed the first member to be Kain on November 19, 2018 followed by the second member Haneul on November 20, third member Roel on November 21, Yeoun and Jaeun on November 22, and the final member Gon on November 23.
Argon released their first single album, Master Key, through various platforms on March 11, 2019. They held their debut showcase at the Ilji Art Hall in Gangnam the same day.
The group released their first extended play, titled Go Forward: Wide Dream, on October 2, 2019.The EP was fronted by its lead single, "Give Me Dat".
III. Members
| Member | Profile |
| Stage Name: Kain (카인) Birth Name: Bang Junho (방준호) Position: Leader, Lead Rapper, Main Dancer Birthday: March 25, 1997 Zodiac Sign: Aries Height: 178 cm (5’10″) Weight: 60kg (132 lbs) Blood Type: A Instagram: b__jh_325 |
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| Stage Name: Haneul (하늘) Birth Name: Lee Haneul (이하늘) Position: Vocalist, Rapper Birthday: June 3, 1996 Zodiac Sign: Gemini Height: 176 cm (5’9″) Weight: 58kg (127 lbs) Instagram: babo_udada |
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| Stage Name: Roel (로엘) Birth Name: Kim Sunho (김선호) Position: Lead Vocalist Birthday: February 13, 1997 Zodiac Sign: Aquarius Height: 175 cm (5’9″) Weight: 58kg (127 lbs) Blood Type: AB |
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| Stage Name: Yeoun (여운) Birth Name: Lee Kyeongbin (이경빈) Position: Lead Vocalist Birthday: September 3, 1997 Zodiac Sign: Virgo Height: 183 cm (6’0″) Weight: 60kg (132 lbs) |
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| Stage Name: Gon (곤) Birth Name: Kim Seongjoong (김성중) Position: Main Vocalist Birthday: November 13, 1998 Zodiac Sign: Scorpio Height: 181 cm (5’11″) Weight: 60kg (132 lbs) Instagram: 98k_gon_ |
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| Stage Name: Jaeun (재운) Birth Name: Han Jaeun (한재운) Position: Main Rapper, Maknae Birthday: September 28, 1999 Zodiac Sign: Libra Height: 185 cm (6’1″) Weight: 62 kgs (136 lbs) Blood Type: A Instagram: han_jae_un (inactive) |
IV. Discography
| Album | Title | Type | Date of Release |
| Go Forward : Wide Dream | Mini | 2019 | |
| Master Key | Single | 2019 |
V. Trivia
- Jaeun was a former member of INX under the stage name Win.
- The members used personal Instagram accounts to communicate with their fans. On November 18 and 29, they all announced across social media that they will no longer use their personal accounts but will communicate from the group's official accounts instead.
- Kain previously worked as a backing dancer for BTS and has stated that he wanted to become a singer after touring with the group.
