ピコーン pikon (en) - matsumurae/onomatodict-jp GitHub Wiki

Video here

Express a flash inspiration. Sound effect for light bulb goes on (in your head).

• Type: Giyougo (擬容語)
• Category: Status.
• Equivalent: Light bulb went on in my head or "ding-ding".
• Source: https://alu.jp/article/AJphA19vXxoI4183uULB