| Origin | Seoul, South Korea |
| Debut | September 18, 2024 |
| Number of Members | 6 |
| Members | Akira Kouki Hojin Saeron Riku Isaac |
| Oldest Member | Akira |
| Youngest Member (Maknae) | Isaac |
KAJA Members Profile
Akira
| Full Name | Kawaguchi Akira |
| Birthday | June 18, 2000 |
| Birthplace | Wakayama, Japan |
| Age | 26 years old |
| Height | 5 feet 10.8 inches (180 cm) |
| Weight | N/A |
| Zodiac Sign | Gemini |
| Chinese Zodiac Sign | Dragon |
| Blood Type | N/A |
| MBTI | INFP |
| Position | Leader, Vocalist |
| @akky_donkey |
Kouki
| Full Name | Sakamoto Kouki |
| Birthday | January 09, 2001 |
| Birthplace | Chiba, Japan |
| Age | 25 years and 5 months old |
| Height | 5 feet 7 inches (171 cm) |
| Weight | 127.87 lbs (58 kg) |
| Zodiac Sign | Capricorn |
| Chinese Zodiac Sign | Dragon |
| Blood Type | A |
| MBTI | INFJ |
| Position | Vocalist |
| @ko_ki_sakamoto |
Hojin
| Full Name | Jung Ho Jin |
| Birthday | February 27, 2003 |
| Birthplace | Gwangju, South Korea |
| Age | 23 years and 3 months old |
| Height | 6 feet 0 inches (184 cm) |
| Weight | N/A |
| Zodiac Sign | Pisces |
| Chinese Zodiac Sign | Goat |
| Blood Type | N/A |
| MBTI | ENFP |
| Education | Dong Middle School, Seoul Sejong High School |
| Position | Vocalist |
| @j_hoj1n |
Saeron
| Full Name | Lee Sae Ron |
| Birthday | December 13, 2003 |
| Birthplace | Seoul, South Korea |
| Age | 22 years and 6 months old |
| Height | N/A |
| Weight | N/A |
| Zodiac Sign | Sagittarius |
| Chinese Zodiac Sign | Goat |
| Blood Type | N/A |
| MBTI | ESTJ |
| Position | Vocalist, Dancer |
| @lsr_0300 |
Riku
| Full Name | Machida Riku |
| Birthday | October 2, 2004 |
| Birthplace | Hyogo, Japan |
| Age | 21 years and 8 months old |
| Height | 5 feet 11 inches (181 cm) |
| Weight | N/A |
| Zodiac Sign | Libra |
| Chinese Zodiac Sign | Monkey |
| Blood Type | N/A |
| MBTI | ESFP |
| Position | Rapper |
| @kaja_riku102 |
Isaac
| Full Name | Isaac Jeong |
| Birthday | November 28, 2005 |
| Birthplace | Los Angeles, California, United States |
| Age | 20 years and 6 months old |
| Height | 5 feet 10.8 inches (180 cm) |
| Weight | N/A |
| Zodiac Sign | Sagittarius |
| Chinese Zodiac Sign | Rooster |
| Blood Type | N/A |
| MBTI | INFP |
| Position | Vocalist, Maknae |
| @isaacjeong110 |
Member Ages: Oldest to Youngest
| Member | Birthday | Age |
|---|---|---|
| Akira | June 18, 2000 | 26 years, 6 days old |
| Kouki | January 09, 2001 | 25 years, 5 months, 15 days old |
| Hojin | February 27, 2003 | 23 years, 3 months, 28 days old |
| Saeron | December 13, 2003 | 22 years, 6 months, 11 days old |
| Riku | October 2, 2004 | 21 years, 8 months, 22 days old |
| Isaac | November 28, 2005 | 20 years, 6 months, 27 days old |
FAQs
How many members are in KAJA?
KAJA is a 6-member K-pop boy group. The group consists of Akira, Kouki, Hojin, Saeron, Riku, and Isaac.
When did KAJA debut?
KAJA debuted on September 18, 2024, with their single Overture ~ The Blue Wave.
