Reply No. 2: 2018-08-09 05:37 (2299 days ago)
Yes, I've heard of チョーク, but I'm not sure why the Japanese find はくぼくso hilarious. They really hold their tummies and laugh. Please try to casually slip the word into your next conversation with a Japanese acquaintance and report back here with their reaction. 宜しくお願い奉り候。