必携 ひっけい indispensable #28,415 Meanings takes の, suffix indispensable; essential; must-have noun, usu. in book titles handbook; manual; vade mecum Its kanji 必 ヒツ · かなら.ず invariably, certain, inevitable 携 ケイ · たずさ.える、たずさ.わる portable, carry (in hand), armed with, bring along