IPSSILON (Korean: 입시론; Japanese: イプシロン; also stylized as iPSSiLON) is a 6-members girl group under LIFE LABEL. Formed through the South Korean survival show I-Dream α, they made their debut on November 18, 2024, with their first mini album Equation Acadia.
History[]
Pre-Debut[]
Sumire was a contestant on Girls' Fantasy: Japan, Anaya was a contestant on Produce 101 Thailand Season 2, Hasun was a pre-debut member of PREPER, Jeewon was a trainee under an undisclosed agency, Fukako was a trainee under UMSIX Entertainment and Chaemin was a trainee under ADRB and possibly a pre-debut member of GIRLNEXTDOOR.
2024:[]
On February 1, 2024, SBC dropped the first teaser for I-Dream α, confirmed that the survival show is returning for a second season again with female trainees, SBC also confirmed that in this season only 6 trainees will get to debut on a group.
On The finale of the show, aired on June 21, 2024, the official line-up was revealed with Kim Jeewon ranking 1st, Ji Hasun ranking 2nd, Fukako ranking 3rd, Chaemin ranking 4th, Anaya ranking 5th and Sumire ranking 6th. Shortly after the members were revealed, the group name was revealed to be IPSSILON created by conjoining the words I-Dream Perfection & Upsilon.
Shortly after the show, the official SNS accounts were opened for the group and the logo motion was uploaded in each one respectfully with the confirmation of the group debuting in the 4th quarter of 2024.
Debut:[]
On October 21, 2024, LIFE LABEL announced that IPSSILON would make their big debut on November 18, 2024, with their first mini album Equation Acadia.
2025-Present[]
On April 15, 2025, LIFE LABEL revealed that IPSSILON would make their first ever comeback on May 12, 2025, with their second mini album Out Of Focus. In an article revealed that IPSSILON will represent a continuous slight concept change throughout the group's future releases.
Members[]
| Rank | Name | Position(s) | Color | Year(s) Active) |
|---|---|---|---|---|
| 6 | Sumire (수미레) | Main Dancer, Vocalist, Rapper | 2024-Present | |
| 5 | Anaya (아나야) | Main Dancer, Lead Vocalist | 2024-Present | |
| 2 | Hasun (하선) | Leader, Lead Vocalist, Dancer | 2024-Present | |
| 1 | Jeewon (지원) | Vocalist, Rapper, Center | 2024-Present | |
| 3 | Fukako (후카코) | Main Vocalist, Dancer, Visual | 2024-Present | |
| 4 | Chaemin (채민) | Lead Vocalist, Dancer, Maknae | 2024-Present |
Discography[]
Mini Albums[]
- Equation Acadia (2024)
- Out Of Focus (2025)