Where does “Lチカ” come from?

Lチカ (Japanese) comes from Japanese LED, from English Led — Under somebody's control or leadership.

Lチカ (Japanese): blinking a LED with microcomputer such as Arduino

Definitions

  1. blinking a LED with microcomputer such as Arduino

Ancestry of “Lチカ”, step by step

Lチカ traces back through two separate lines of ancestry.

via Japanese LED

StepLanguageWordMeaning
1JapaneseLEDLED
2EnglishLedUnder somebody's control or leadership

via Japanese チカチカ

StepLanguageWordMeaning
1Japaneseチカチカ
Every word from English LedEvery word from Japanese LED