Definition of 極秘事項 (ごくひじこう)

noun
•
closely-guarded secret, top secret
Related Kanji
極 poles, settlement, conclusion, end, highest rank, electric poles, very, extremely, most, highly, 10**48
秘 secret, conceal
事 matter, thing, fact, business, reason, possibly
項 paragraph, nape of neck, clause, item, term (expression)