Translation guide
The English phrasal verb 'throw into' can describe physically tossing something into a container or space, or metaphorically causing a state or situation. Japanese uses different verbs and patterns depending on whether the action is literal or figurative, and whether the focus is on the throwing motion, the result, or the sudden change.
Express the action of tossing or casting an object so that it lands inside something else.
A compound verb meaning 'to throw in'. It emphasizes the action of throwing and the object entering a space. Common for trash, balls, etc.
ゴミをゴミ箱に投げ入れた。
I threw the trash into the trash can.
彼はボールをカゴに投げ入れた。
He threw the ball into the basket.
A more casual or forceful 'throw in', often implying a careless or rough toss. Used for throwing things into a car, room, bag, etc.
荷物を車に放り込んだ。
I threw the luggage into the car.
A formal or technical term for 'throwing in' or 'inserting', often used for putting coins into a machine, or metaphorically for investing resources.
コインを投入してください。
Please insert a coin.
Express that an action or event suddenly causes a person, group, or thing to be in a particular condition, often negative or chaotic.
A common pattern meaning 'to throw/plunge into a state'. The second 〜 is a noun describing the state (e.g., 混乱, 恐慌, 悲しみ). Often used for negative situations.
そのニュースは国を混乱に陥れた。
The news threw the country into chaos.
彼の死は家族を悲しみに陥れた。
His death threw the family into sorrow.
A causative pattern meaning 'to make someone/something become ~'. More general than 陥れる, can be used for positive or neutral states as well.
その知らせは彼を不安にさせた。
The news threw him into anxiety.
Literally 'throw into', but can be used metaphorically for suddenly putting someone into a situation, though less common than 陥れる.
Express the idea of contributing an element, often casually or suddenly, to a process or conversation.
General verb for 'add'. When used with 'into the mix' or similar, it conveys the idea of throwing something in.
議論に新しい視点を加えた。
He threw a new perspective into the discussion.
Used for 'throwing in' resources, money, or effort into a project or situation.
彼は全財産を事業に投入した。
He threw all his money into the business.
English 'throw into' is often metaphorical (throw into chaos, throw into confusion). Directly translating with 投げる usually sounds unnatural. Use 陥れる or causative forms instead.
その事件は町を恐怖に陥れた。
The incident threw the town into fear.
投げ入れる is a neutral 'throw in', while 放り込む implies a more forceful, careless, or rough action. Use 放り込む for tossing things without care, like throwing clothes into a suitcase.
彼を戦場に投げ込むようなものだ。
It's like throwing him into the battlefield.