4Jin

4Jin is the friendship between HeeJin, HyunJin, YeoJin, and JinSoul.
==Trivia==
===Similarities===
*They were all born in South Korea.
*They all use their real names.
*Their names all contain "Jin".
===Differences===
* HeeJin and HyunJin are in LOONA 1/3, JinSoul is in ODD EYE CIRCLE, and YeoJin is in her own subunit.
* They are all different ages.
** JinSoul is in the '97 line, HeeJin and HyunJin are in the '00 line, and YeoJin is the sole member of the '02 line.
* HeeJin was born in October, HyunJin and YeoJin were born in November, and JinSoul was born in June.
** HeeJin is a Libra, HyunJin and YeoJin are Scorpios, and JinSoul is a Gemini.
* HeeJin's blood type is A, HyunJin's blood type is AB, and YeoJin and JinSoul's blood types are both B.
* HeeJin and HyunJin's representative animals are mammals, while YeoJin and JinSoul's are aquatic creatures. 2Jin also participated in MIXNINE, the others didn't.
* HyunJin and JinSoul's representative colors are primary colors.
* JinSoul is the only one with a cool representative color.
*Only Hyunjin and JinSoul were born in Seoul.
*Only HeeJin was not in the same team in LOONA's Athletic Day on Chuu Can Do It.
===Facts===
* They are in the group LOONA.
* Unlike 2Jin and 3Jin, 4Jin has never officially been acknowledged by the members, but it has been mentioned by 1/3.K-pop Stars Try In-N-Out HaSeul even mentioned that she could had been called HaJin and become 5Jin.
==See also==
Category:Pairing
Category:4Jin
Category:HeeJin
Category:HyunJin
Category:YeoJin
Category:JinSoul
Category:2Jin
Category:3Jin