A promotional image of WRTN Technologies' artificial intelligence-based entertainment platform, OOC / Courtey of WRTN TechnologiesKorean artificial intelligence (AI) service provider WRTN Technologies has raised approximately 100 billion won ($72.23 million) in a Series C funding round, the company said Wednesday.According to WRTN, the company was valued at more than 1 trillion won in the latest funding round, becoming the first Korean AI service startup to surpass the mark. WRTN has raised a total of 230 billion won in funding so far.This time, Coreline Ventures and Eugene Asset Management joined the Series C round as new investors, while existing investors…