How do you pronounce 㗎頭?

Q: How do you pronounce 㗎頭? A: gaa4 tau4, e.g.

㗎頭 (gaa4 tau4) — meaning, pronunciation, examples

㗎頭 (gaa4 tau4, jià tóu) — a derogatory way to refer to a Japanese person [colloquial]

㗎仔 (gaa4 zai2) — the slang for 'a Japanese youngster'
㗎佬 (gaa4 lou2) — the slang for 'a Japanese guy'
㗎啦 (gaa3 laa1) — modal particle used to assert a fact (to imply that there are no alternatives)
㗎啦 (gaa3 laa3) — modal particle used as a reminder or when giving advice
㗎啦 (gaa3 laa4) — modal particle to express a slight surprise to something (or with a questioning…
㗎喇 (gaa2 laa1) — it is