KOIAI - One Way or Another- Grandad Reacts

KOIAI - One Way or Another (Official Live Video from "1st LIVE in JAPAN" Blu-ray)

New reaction East Of Eden / Chasing The Moon Grandad Reacts

Koiai - One Way Or Another (Live) | Reaction!

Van Halen would be proud🎸|KOIAI, One Way or Another

Reaction To Freeze the Fall - Broken Glass (Official Music Video)

KOIAI解説〜メタルの未来を担えるか〜

FIRST time REACTING to PUZZLE OFFICIAL LIVE- BAND-MAID!!!

First Time Reaction To.. \\ KOIAI - One Way or Another (LIVE)

The Japanese Kid Who Played with Polyphia and Kiko Loureiro! Lisa-X!

Let’s Check Out KOIAI’s 1st Live In Japan Blu Ray! #Koiai #Ironbunny #nemophila #EastOfEden #LisaX

Reaction to MaYaN - Rebirth from Despair [Live at Masters of Rock 2019]

Koiai - "One Way or Another" - First Reaction

BAND-MAID / about Us (Official Live Video) 「 Reaction | Bahasa 」

LOVEBITES - Edge of the World [Live] Reaction

KOIAI 👀「 Come See Me 」 ...reaction to the super band's surprising new single!

Grandad Reacts, Nightwish Dead Boy's Poem Live In Buenos Aires 2018 Decades Tour, reupload

Hikaru Utada - "Automatic" (Dirty Loops version) / covered by KOIAI Reaction

FIRST-TIME REACTION: KOIAI - A NEW PICTURE (Live) #lisax #hazuki #kotono #kanade #wakazaemon 🔥🔥🔥🔥🔥

KOIAI - Come see me [MV Mix] (Official Music Video)

Ayreon - Into the Black Hole (Universe) Grandad Remembers