Android game with kotlin

Hello house , i am planning to start some game in android using kotlin , what do i need first to approach my goal?

An idea for the game?

Yes game development using kotlin

try googling stuff about LibGDX.
It’s a very good well-documented game library for Java. Kotlin usage is supported.
They have Discord server with separate channel for Kotlin.

You will have to learn and enhance your learning in app application by joining android course