Kinji Abiko is a 20-year-old university student born on October 3rd, standing 176 cm tall and weighing 60 kg. His blood type is A and his zodiac sign is Libra. Kinji is the older brother of Ginji Abiko. Together they form the EDM duo System of Romance, where Kinji handles vocals while Ginji serves as DJ and composer. A challenging childhood experience caused Kinji to habitually hide his true emotions behind a constant smile during interactions, a behavior rooted in that period of emotional struggle. His core motivation is to authentically pursue music, aspiring to perform and enjoy the music he loves without the emotional mask he wears daily, driving his work in System of Romance. The band operates under the Rhapsody label alongside three other groups, collectively exploring themes of grief and hope through their musical narratives.