Selected Words from Ura Aibou 1 Episode 6 - Underneath Sergeant Itami's Foot(伊丹の足の下)

taihen(大変) - something big and bad

sakujitsu(昨日) - yesterday

magirekomu(紛れ込む) - mixed with

hanmei(判明) - established

funshitsu(紛失) - loss

kōka(硬貨) - coin

shirōtome(素人目) - untrained eye

maji(マジ) - seriously

jirai gata(地雷型) - mine type

iryoku(威力) - power

aete(あえて) - on purpose

kōseinō(高性能) - high performance

ari to arayuru(ありとあらゆる) - each and every

kakeiken(科警研) - 科学警察研究所（かがくけいさつけんきゅうじょ、英語: National Research Institute of Police Science)

jidōteki(自動的) - automatically

yakkai(厄介) - troublesome

kossori(こっそり) - secretly

bunkai(分解) - disassemble