Japanese symbol for “hermetic”

密閉型

みっぺいがた

Romaji: mippeigata

sealed-type; enclosed; hermetic; closed

In Japanese, hermetic is 密閉型, read みっぺいがた (mippeigata).

Before using these characters for a tattoo, check them with a native speaker. Dictionary words often have several meanings, and the right choice depends on context.

Meanings

adj-no, n sealed-type; enclosed; hermetic; closed; closed-back (headphones)

Kanji and stroke order

密

secrecy, density (pop), minuteness

on: ミツ
kun: ひそ.か

11 strokes · JLPT 1

閉

closed, shut

on: ヘイ
kun: と.じる、と.ざす、し.める、し.まる

11 strokes · JLPT 2

型

mould, type, model

on: ケイ
kun: かた、-がた

9 strokes · JLPT 2

Related words

Words that share a kanji.

Word	Reading	Meaning
秘密	ひみつ himitsu	secret; secrecy; confidentiality
密度	みつど mitsudo	density
精密	せいみつ seimitsu	precise; exact; detailed
密接	みっせつ missetsu	close (relationship, connection, etc.); intimate; near
密輸	みつゆ mitsuyu	smuggling; contraband trade
親密	しんみつ shinmitsu	intimacy; friendship
閉鎖	へいさ heisa	closing; closure
閉店	へいてん heiten	closing up shop (for the day)
大型	おおがた oogata	large; large-sized; large-scale

Data: JMdict (CC BY-SA 4.0); KANJIDIC2 (CC BY-SA 4.0); KanjiVG (CC BY-SA 3.0); wordfreq (CC BY-SA 4.0 (data)). Retrieved 2026-10-22.