O2Jam : The Beginning

The core of a music game is "Music" itself.

O2Jam: The Beginning is the legendary rhythm game series chosen by 200 million users worldwide over the past 22 years. Experience high-quality original tracks produced exclusively for rhythm games and an overwhelming note impact right here on Steam with the official O2Jam rhythm game.

Key Features

Optimized Play Environment & Customization

Wide Difficulty Range: Level design that satisfies everyone from beginners to hardcore maniacs.

Various Key Modes: Supports 3K, 4K, 5K, and more.

Flexible Key Settings: Supports a key change system tailored to player convenience.

Global Comprehensive Ranking System

Compete with users worldwide and challenge for the TOP class through national and global rankings.

Sequential Expansion of All O2Jam Series Songs

Perfectly ported O2Jam masterpieces like 'V3', 'The Festival of Ghost', and 'A Christmas Memory (Origin)'!

Includes songs by world-class rhythm game artists such as BeautifulDay, Brandy, Studio Doma, SHK, Pory, S.I.D Sound, and Memme.

New songs from rising rhythm game stars are constantly updated, with the library expanding continuously until the official release.

Main Song Update Schedule

First Update: June 24, 2026 (KST) - (Total songs after update: 257 songs)

Milk Chocolate - BeautifulDay

Recollection - SHK

Visual Dream - Brandy

Earth Quake - KAZE.o2SE

Painful Song - BeautifulDay

Feel The O2Jam - BeautifulDay

Dragon Eyes - BeautifulDay

Feel The O2Jam (Reborn) - TAK

R3 - Kevin.o2SE

Electro Fantasy (Origin) - BeautifulDay

Vivaldi In Hiphop - BeautifulDay

Storm Over The Ocean - KAZE.o2SE

Loving You - Pory

ToHeart - Studio Doma

Paradise - Studio Doma

Placebo Dying - M2U

Tender Voice - Max

Driving Lazy Bee (Analog) - Glasslake

Pine Nut - Doin

Vacation Song - BeautifulDay

ShowDown - ampstyle

I Need Your Love (SRS Ver.) - Red Pulse

The Way - Glasslake

I Love Dance - Teddy bear

Invite From Lamian - Bunkcat

Until You Come Back (Reborn) - DR.J

Mail Rider - Studio Doma

Why War - Studio Doma

Reincarnation - nao.paradigm

End Of Fight (Round 2) - Kaz & Kevin

Please Be My Lover-Lounge Mix - Studio Doma

Second Update: During July 2026 (KST) - (Total songs after update: 287 songs)

Kan Kan - BeautifulDay

Go Hell - Red Pulse

Identity Part 5 - SHK

Duel - Dr.Flower Shirts

Moon Madness - nao.paradigm

Fiesta - BeautifulDay

White Christmas - BeautifulDay

K.M.T - r300k

HorangPungruewga - Sang Rok Su

10% - Pory

I Love U Forever - Park Joon Yong

Drawing In My Heart - HiTaZ

V3 II (SRS(●)Ver.) (feat.Kim SeHwang, KoN) - Studio Doma

Tree - Studio Doma

Moonlight 3rd Movement - Jinny

Plasma Gun - Memme

Distance (Memme Cosmic Mix) - Memme

William Tell - BeautifulDay

Plasma Gun (Clean Ver.) - Memme

Please Be My Lover (Rock Ver.) - Studio Doma

Uber 6 - PrimeMIX

I Need Your Love - Red Pulse

POWER BEAT - Studio Doma

Uranium - Memme

Jinglebell Mega Mix - nao.paradigm

Hyper Speed Carol Mix - SHK

Sweet Night - Studio Doma

Hades In The Heaven - Gentle Stick & M2U

The Mountain King - Red Pulse

Waiting For Love - BeautifulDay

Third Update: During August 2026 (KST) - (Total songs after update: 317 songs)

The Festival of Ghost 2 (Sneak) - Brandy

Guardian Angel - BeautifulDay

V3 II (feat.Kim SeHwang, KoN) - Studio Doma

Toccata & Fuga - BeautifulDay

Identity Part 2 (Analog) - SHK

The Flight of the Bumble-Bee - Jinny

Temptation - M2U

Driving Lazy Bee - Glasslake

Kan Kan (Reborn) - Mikel

Until You Come Back (Origin) - Impact Line

Jul - DR.Flower Shirts

Sonata(O2 Version) - Penny

Star Stream - r300k

Electro Paradigm - Studio Doma

Symphony From The Rock World - Rock.o2SE

Volcano - KAZE.o2SE

Vivaldi-Winter - Everfree.O2SE

Over the Horizon - Yamajet

Unison System - Memme

Exam Hell (Final Round) - Studio Doma

Please Be My Lover (Pe2ny Ver.) - Studio Doma

R3 (Analog) - Kevin.o2SE

Earth Quake (Analog) - KAZE.o2SE

Poison - Red Pulse

Obelisque (Analog) - ESTi

In My Fantasia - Red Pulse

Extreme Fantasy - Memme

Lord Of Nightmare - Everfree.o2SE

Headless Chicken - r300k

Up N Down!(O2Mix) - Dr.Flower Shirts