[Machine Translation] Underground King AK-69 releases single limited to 30,000 copies! Iron Horse -No Mark-" shows the true essence of street rap, rapping over an intense track and singing as Kalassy Nikoff in the chorus. Let's Party (tentative)" is a mellow tune with a pleasant "wessai" sound. The song "I'm So Sorry", which has been inundated with inquiries, is also included.