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ナンパガン無視した瞬間、悪態とるテンプレ男が多い中…
→ “When you ignore them, most of those template guys immediately flip their shit...”
ナンパガン nanpa-gan = pick-up artist (noun)
ナンパ nanpa = pick-up
ガン gan = slang suffix for 'guy' or 'type'
無視 mushi = ignore (v.)
無 mu = no / not
視 shi = see / look
した shita = did / past tense marker (v.)
し shi = do
た ta = past tense marker
瞬間 shunkan = moment (noun)
瞬 shun = blink
間 kan = interval / between
、 = comma (punctuation)
悪態 akutai = bad attitude / complaining (noun)
悪 aku = bad / evil
態 tai = form / state
とる toru = to take / to make (v.)
テンプレ tenpure = template / script (noun)
テン ten = tempo / ten
プレ pure = pre (prefix)
男 otoko = man (noun)
が ga = subject particle (marker)
多い ooi = many / a lot of (adj.)
中 naka = in the midst of / while (noun)
… = ellipsis (punctuation)