"Epimenokaraoke" likely refers to a specific dedicated to the Greek song "Epimeno" (most famously performed by Antipa ).
A well-known Japanese loanword referring to singing along to recorded music without the lead vocals. Interpretation
This is a Greek verb meaning "I insist," "I persist," or "I remain". It is often used in Greek music and culture to express emotional perseverance or a stubborn refusal to give up.