CSR (첫사랑) is a South Korean seven-member Kpop girl group under A2Z Entertainment. The group members consist of Sua, Sihyeon, Yuna, Seoyeon, Duna, Geumhee, and Yeham. They debuted on July 27, 2022 with the mini album “Sequence : 7272.”
CSR Profile
| Debut | July 27, 2022 |
| Active Years | 2022–present |
| CSR Members | Sua, Sihyeon, Yuna, Seoyeon, Duna, Geumhee, Yeham |
| Genre | Pop / Dance |
| Status | Active |
| Label | A2Z Entertainment, RBW Japan |
| Oldest Member | Geumhee |
| Youngest Member | Yeham |
| Former Member | N/A |
| Fandom Name | MAEUM (마음) |
CSR Facts:
– The group’s name, CSR, is made up of the first consonants of the phrase “First Love” in Korean, hence its Korean name is 첫사랑 (cheot sarang/First Love).
– Their fandom name, MAEUM (마음), translates to heart/mind/feelings (emotions) in Korean.
– CSR debuted in Japan in July 2024 with the mini album “L’heure Bleue“.
– The group was named “first love” because the first love remains in the memory for a long time, similarly, the group wants fans to remember them for a long time.
– The group was known as “05Class” prior to their debut.
– They consider SNSD and GFRIEND as their role models. (Genius)
– CSR is the first girl group that has all members of the same age.
– The members do not have any fixed positions except for leader.
– Sua was the leader of the group from 2019 to 2023 after which Duna became the leader.
– They were formerly under J Planet Entertainment (2019–2021).
– Four members, Geumhee, Seoyeon, Duna and Yeham, participated in the survival show Chuang Asia Thailand in 2024.
– CSR had a different lineup before their debut under J Planet Entertainment but most members left shortly after they were revealed as a part of ‘05 Class’.
– They have earned the nickname “Successor to GFriend”. (Korea JoongAng Daily)
Website: 첫사랑 (CSR)
SOCIAL MEDIA HANDLES
Instagram: @csr.offcl
Twitter: @CSR_offcl | @CSRoffcl_J
TikTok: @csr.offcl
YouTube: 첫사랑(CSR)
Facebook: 첫사랑 CSR
Cafe Daum: csr.official
Streaming Platform Links
Genie | Spotify | Bugs | Melon | Apple Music | Deezer
CSR Members Profile
1. Duna
| Stage Name | Duna (두나) |
| Birth Name | Kang Du Na (강두나) |
| Position | Leader |
| Birthday | April 28, 2005 |
| Active Years | 2022–present |
| Age | 19 (in 2024) |
| Zodiac Sign | Taurus |
| Height | 164 cm (5’4) |
| Weight | N/A |
| Nationality | Korean |
| Blood Type | N/A |
| MBTI | INFP |
Duna Facts:
– Duna looks quiet but has a loud personality according to the members.
– Her favorite color is blue.
– Her stomach stays flat no matter how much she eats. (CSR Half-official)
– She loves to watch mukbangs a lot and even watches it during breaks.
– She only acts aegyeo while speaking with her mom.
– She would not like it if her friend bought another friend unannounced for their meetup but wouldn’t say anything.
– She prefers fried chicken with sauce over seasoned chicken.
– If a burglary happens in her neighbourhood she would stay in the house to feel safe but would be terrified.
– She would start packing for things if the trip is scheduled but wouldn’t plan anything.
– She doesn’t like to take the lead.
– She has a nickname, Kang Dodo, which is also the name of her chihuahua.
– In the summer, she would rather go to the sea than the valley.
– She is the most pessimistic member in CSR because she complains a lot.
– She is skilled at cooking.
– Her favorite school subjects are arts and athletics.
– Members call her a “neighbourhood dummy”.
– She loves listening to the song “IS THIS LOVE” by MONSTA X’s KIHYUN. (Genius)
– Read more facts about Duna
2. Geumhee
| Stage Name | Geumhee (금희) |
| Birth Name | Han Geum Hee (한금희) |
| Position | N/A |
| Birthday | March 4, 2005 |
| Active Years | 2022–present |
| Age | 19 (in 2024) |
| Zodiac Sign | Pisces |
| Height | N/A |
| Weight | N/A |
| Nationality | Korean |
| Blood Type | B |
| MBTI | ISFP |
Geumhee Facts:
– Geumhee is considered the mom of the group.
– She isn’t a fan of soft drinks.
– She would like to have a teleportation superpower if given the choice.
– She likes the song “헤픈 우연 (HAPPEN)” by HEIZE. (Genius)
– She loves animations alot.
– She thinks she is the most passionate member because she works hard and achieves her goals.
– She is good at catching insects according to the members.
– Members think she wouldn’t be able to date anyone because she doesn’t seem to get interested in guys or dating. (CSR Half-official)
– She doesn’t often take selfies and once took a selfie and uploaded it with a watermark.
– Members said she is the best in sports among the members.
– She likes making phone calls more than texting.
– She treasures her phone and her dolls the most.
– Yuna said she used to spend a lot of time with her when she joined the dorm but said she never really watched any romantic movies or dramas at all.
– She has more guy friends than girl friends because she likes games and sports.
– She has a lot of general knowledge.
– She often talks in her sleep and sometimes sleepwalks.
– She is very frugal according to Duna. (팬바타)
– Read more facts about Geumhee
3. Sihyeon
| Stage Name | Sihyeon (시현) |
| Birth Name | Hwang Si Hyeon (황시현) |
| Position | N/A |
| Birthday | March 12, 2005 |
| Active Years | 2022–present |
| Age | 19 (in 2024) |
| Zodiac Sign | Pisces |
| Height | N/A |
| Weight | N/A |
| Nationality | Korean |
| Blood Type | B |
| MBTI | ENTJ |
Sihyeon Facts:
– Sihyeon has the shortest training period among CSR members
– She likes to eat macarons.
– She got casted in her dance academy when many entertainment companies visited there.
– She once scolded guys from her neighbourhood because they were teasing her sister just because she liked to play with spinning tops rather than with dolls. (Draw My Life)
– She danced to iKON’s “Love Scenario” during her dance club audition.
– She learned how to ride the bicycle from her sister. (Draw My Life)
– She plans and carries the most things in the group.
– If a burglary happens in her neighbourhood she would act nonchalant but would imagine scenarios at night.
– Her favorite latte drinks include chocolate, strawberry, and sweet latte.
– She loves listening to the song “ドライフラワー (Dried Flower)” by 優里 (Yuuri). (Genius)
– She doesn’t like texting and prefers making phone calls.
– She is good at details.
– She likes meeting new people. (CSR_LOG)
– She said she is very compassionate and considers it her biggest charm and strength. (Panorama)
– She is considered the most naive member in the group despite her clever looks.
– She was always best friends with her older sister and used to go for inline skating together.
– Members said she is the most passionate and often practices until dawn. (CSR Half-official)
– She is the least athletic member in the group.
– Read more facts about Sihyeon
4. Seoyeon
| Stage Name | Seoyeon (서연) |
| Birth Name | An Seo Yeon (안서연) |
| Position | N/A |
| Birthday | March 26, 2005 |
| Active Years | 2022–present |
| Age | 19 (in 2024) |
| Zodiac Sign | Aries |
| Height | 161 cm (5’3) |
| Weight | N/A |
| Nationality | Korean |
| Blood Type | O |
| MBTI | ENFP |
Seoyeon Facts:
– Seoyeon cries the most in the group according to the members. (CSR Half-official)
– She prefers wearing a high bun over double hair buns or double ponytails.
– In the group, she is known as the “Baby Koala.”
– She loves listening to the song “히어로 (Hero)” by LUCY. (Genius)
– She cannot even handle a spice level of 0.5 in malatang.
– She is the cheekiest member along with Yeham.
– Members picked her as the messiest member of the group because she leaves her traces everywhere.
– She was very social in school and made friends quickly. (Draw My Life)
– She became interested in kpop and was casted after she went to watch OH MY GIRL’s show with her friend.
– She went with her parents for the audition.
– She believes Samsung phones are more functional than iPhones but prefers using an iPhone.
– She would like to have a teleportation superpower.
– She falls the most easily in love among the members.
– She loves to watch and make Tiktoks.
– She was loved a lot by her relatives because she was the family’s first granddaughter. (Draw My Life)
– She is good at riding theme park rides.
– She is one of the original members of CSR.
– Read more facts about Seoyeon
5. Yuna
| Stage Name | Yuna (유나) |
| Birth Name | Iimura Yuna (飯村 柚那) |
| Position | Main Dancer |
| Birthday | April 23, 2005 |
| Active Years | 2022–present |
| Age | 19 (in 2024) |
| Zodiac Sign | Taurus |
| Height | N/A |
| Weight | N/A |
| Nationality | Japanese |
| Blood Type | A |
| MBTI | ENFP |
Yuna Facts:
– Yuna is the only foreign member in CSR.
– She doesn’t like spicy food.
– The members said they can’t imagine her cooking and chopping vegetables as they have never seen her do it. (CSR Half-official)
– She has the most agyeo among the members.
– Sua would like to date her if she was a boy out of all the members.
– She has a giving and kind personality and often gives out her cosmetics and clothes.
– Members said she cries often and has a weak heart but is strong and moves on.
– She prefers making phone calls over texting.
– She likes the song “잘 하고 있어 (Grow Up)” by Stray Kids.
– She only buys hip clothes and the members said her personal style will shock outsiders.
– Her favorite items are her diary, dolls, and phone.
– Yeham wouldn’t want to date her if she was a boy because Yuna is too cute for her and thinks she shouldn’t date someone like her.
– She said she has only gotten angry at Sihyeon out of all the members because she helped her the most when Sihyeon used to get in trouble.
– She considers BoA as her role model.
– Read more facts about Yuna
6. Sua
| Stage Name | Sua (수아) |
| Birth Name | Yoo Su A (유수아) |
| Position | N/A |
| Birthday | July 23, 2005 |
| Active Years | 2022–present |
| Age | 19 (in 2024) |
| Zodiac Sign | Leo |
| Height | N/A |
| Weight | N/A |
| Nationality | Korean |
| Blood Type | B |
| MBTI | ESFP |
Sua Facts:
– Sua has the most embarrassing and dark moments among the members.
– She enjoys listening to Sunmi‘s music.
– She has difficulty staying still and considers it her weakness.
– The hardest thing for her was she couldn’t go to play with her friends after school. (Allkpop)
– She is the laziest member according to the members because she holds off things until the last minute.
– She considers herself good at creating a good atmosphere.
– She wouldn’t mind if her friend brings another friend without telling her first and would try to befriend her too but wouldn’t like it if Yeham does it.
– She has a habit of touching her hair when she feels upset. (CSR Half-official)
– She prefers texting over talking on the phone.
– She is considered the most reliable member in the group.
– She would rather not brush her teeth than not wash her face.
– She is good at relationships and talking to people.
– She has a strong dislike for pigeons but would prefer living as one over living with them.
– She accepts reality fast according to the members even if she gets upset with it.
– She doesn’t like to make plans before the trip because then it adds to her anxiety if things don’t go as she planned. (CSR_LOG)
– She and Duna are considered the older sisters of the group. (Panorama)
– Read more facts about Sua
7. Yeham
| Stage Name | Yeham (예함) |
| Birth Name | Koo Ye Ham (구예함) |
| Position | Main Vocalist, Maknae |
| Birthday | October 7, 2005 |
| Active Years | 2022–present |
| Age | 18 (in 2024) |
| Zodiac Sign | Libra |
| Height | N/A |
| Weight | N/A |
| Nationality | Korean |
| Blood Type | A |
| MBTI | INTJ |
Yeham Facts:
– Yeham and Geumhee are the worst at taking selfies in the group.
– She would choose teleportation among all superpowers.
– She would like to collaborate with Ailee and Kei. (Allkpop)
– She is considered the cheekiest member in the group.
– She is the best at singing songs and can sing songs of any genre. (CSR Half-official)
– She likes the song “Weekend” by Taeyeon (Girls’ Generation).
– She has a second-degree black belt in taekwondo.
– Fans think she resembles LE SSERAFIM‘s Hong Eunchae.
– She would rather not wash her face than not brush her teeth.
– She sets about 5 alarms everyday but doesn’t wake up from them and a member always has to wake her up.
– She loves to drink the Strawberry Yogurt Smoothie.
– She is the only CSR member born in October.
– She likes to plan things out but doesn’t get anxious if she doesn’t, unlike
Sihyeon.
– Her favorite songs include “Purpose” by Justin Bieber. (Genius)
– She prefers sleeping on her side rather than on her back.
– She has a tom and jerry relation with Sua where she is the jerry and Sua is the tom. (Pocket TV)
– Read more facts about Yeham
Note: Which CSR member caught your eye first? Let us know in the comments down below!
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