King's Kung-Fu& Tai Chi

Japanese symbol for “adamant”

Romaji: gankoittetsu
stubborn; obstinate; adamant; immovable

In Japanese, adamant is , read (gankoittetsu).

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

  1. adj-na, n stubborn; obstinate; adamant; immovable

Kanji and stroke order

stubborn, foolish, firmly
on: ガン
kun: かたく.な
13 strokes · JLPT 1
harden, set, clot
on: コ
kun: かた.める、かた.まる、かた.まり、かた.い
8 strokes · JLPT 2
one, one radical (no.1)
on: イチ、イツ
kun: ひと-、ひと.つ
1 strokes · JLPT 4
penetrate, clear, pierce
on: テツ
15 strokes · JLPT 1

Other Japanese words for “adamant”

WordReadingMeaning
きかぬ kikanuobdurate; adamant
ゆるがない yuruganaiunwavering; unshakeable; steadfast
てこでもうごかない tekodemougokanairefusing to budge; adamant; intransigent

Related words

Words that share a kanji.

WordReadingMeaning
がんばる ganbaruto persevere; to persist; to keep at it
がんこ gankostubborn; obstinate; pigheaded
がんばり ganbaritenacity; endurance
がんじょう ganjousolid; firm; stout
がんきょう gankyoustubborn; dogged; persistent
がんばれ ganbarehang in there; go for it; keep at it
こてい koteifixing (in place); being fixed (in place); securing
こゆう koyuucharacteristic (of); peculiar (to); inherent (in)
いっしょ issho(doing) together
てってい tetteithoroughness; completeness; consistency

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.