発信（はっしん、haっshin）
- sending / transmission

The Japanese word 発信発信 (はっしん, *hasshin*) generally means "to send out," "to transmit," "to broadcast," "to disseminate," "to dispatch," or "to originate." It conveys the idea of sending information, signals, or messages from a source to a recipient. It implies an act of initiating or originating something. It can refer to a wide range of actions, from sending an email to broadcasting a radio signal.

⚫︎ メールを 発信 する。 Translation: To send an email. ⚫︎ 電波を 発信 する。 Translation: To transmit radio waves. ⚫︎ 情報を世界に 発信 する。 Translation: To disseminate information to the world.

⚫︎ Use 発信発信 when you want to describe the act of sending or transmitting something. ⚫︎ It's often used in the context of communication, technology, and broadcasting. ⚫︎ You can use it in formal and informal situations, but the specific nuance might shift depending on the context. ⚫︎ It often works with the particle を (*o*) before the object being sent or transmitted. ⚫︎ The verb 発信する (*hasshin suru*) is commonly used to mean "to send out" or "to transmit."

⚫︎ The word is typically written in kanji as 発信発信. ⚫︎ The reading is はっしん (*hasshin*) in hiragana. ⚫︎ There are no common variations in okurigana.

⚫︎ 送信 (そうしん, *sōshin*) - "Transmission," often used in the context of sending emails or data. ⚫︎ 送る (おくる, *okuru*) - "To send," a more general term for sending anything. ⚫︎ 放送 (ほうそう, *hōsō*) - "Broadcast," specifically for radio or television. ⚫︎ 発表 (はっぴょう, *happyō*) - "Announcement," or "presentation" to show the information to other people.

⚫︎ 受信 (じゅしん, *jushin*) - "Reception," the opposite of sending; receiving a message or signal. ⚫︎ 受け取る (うけとる, *uketoru*) - "To receive," a general term for receiving something.

会社は新しい製品情報をウェブサイトから 発信 しました。 ・Translation: The company sent out information about the new product from the website. ・Explanation: The sentence illustrates how 発信発信 is used to describe the act of releasing information to the public.

このラジオ局は毎日24時間ニュースを 発信 しています。 ・Translation: This radio station broadcasts news 24 hours a day. ・Explanation: This sentence demonstrates how 発信発信 is used in the context of broadcasting.

The word 発信発信 is composed of two kanji: 発 (*hatsu*) which means "to start," "to leave," "to release," or "to emit" and 信 (*shin*) which means "to believe," "to trust," or "message". Together they form a compound verb that conceptually means to release or send a message.