Japanese symbol for “infusion”
投入
とうにゅう
Romaji: tounyuu
throwing in; inserting; depositing (e.g. a ballot)
In Japanese, infusion is 投入, read とうにゅう (tounyuu).
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
- n, vs, vt throwing in; inserting; depositing (e.g. a ballot)
- n, vs, vt investment; commitment (of funds, personnel, etc.); injection; infusion
- n, vs, vt launching (a product into the market); introduction
- n, vs, vt submitting (a job to a computer); issuing (a command) (comp)
Kanji and stroke order
Other Japanese words for “infusion”
| Word | Reading | Meaning |
|---|---|---|
| 振り出し | ふりだし furidashi | infusion (remedy) |
| 煎 | せん sen | infusing (tea); infusion |
| 煎じ薬 | せんじぐすり senjigusuri | (medical) decoction; infusion |
| 浸剤 | しんざい shinzai | infusion (medicinal) |
| 振り出し薬 | ふりだしぐすり furidashigusuri | infusion (remedy) |
Related words
Words that share a kanji.
| Word | Reading | Meaning |
|---|---|---|
| 投票 | とうひょう touhyou | voting; ballot; poll |
| 投資 | とうし toushi | investment |
| 投稿 | とうこう toukou | contribution (to a newspaper, magazine, etc.); submission; post (on a blog, social media, etc.) |
| 投げ | なげ nage | throw; throwing |
| 投手 | とうしゅ toushu | pitcher |
| 購入 | こうにゅう kounyuu | purchase; buying |
| 導入 | どうにゅう dounyuu | introduction; bringing in; installation |
| 収入 | しゅうにゅう shuunyuu | income; earnings; revenue |
See also: Chinese symbol for “infusion”.
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.