ちょう
庁
ない
内

takes genitive case の, noun

  1. within a governmental agency, within a government building.

Variations

Pronunciation Kanji Kana Is Common
ちょう
庁
ない
内
 庁内 ちょうない

Contained Kanji Breakdown

government office
チョウ　テイ　やくしょ (6th, N2)
dotted cliff radical (no. 53)
ゲン (Kentei 1)
wild goose, trailing cliff radical (no. 27)
カン　かりがね (Kentei 1)
street, ward, town
チョウ　テイ　チン (3rd, N1)
inside, within, between
ナイ　うち　ダイ (2nd, N3)
upside-down box radical (no. 13)
キョウ　ケイ (Kentei 1)
person
ひと　ニン　ジン (1st, N5)