O2Jam: The Beginning

O2Jam: The Beginning is a rhythm game where you play original tracks by hitting notes in time with the music. It offers a range of difficulty levels, key modes from 3K to 5K and beyond, and customizable key settings. You can compete with players worldwide through national and global rankings.

Songs and artists

The game includes O2Jam tracks such as “V3”, “The Festival of Ghost” and “A Christmas Memory (Origin)”, along with music by BeautifulDay, Brandy, Studio Doma, SHK, Pory, S.I.D Sound and Memme. Its song library is set to expand with additional tracks.

Song updates

The listed updates bring the library to 257 songs in the first update, 287 in the second and 317 in the third. The first is dated June 24, 2026 (KST); the second and third are scheduled for July and August 2026 (KST), respectively.

The first update includes “Milk Chocolate” by BeautifulDay, “Recollection” by SHK, “Visual Dream” by Brandy, “Earth Quake” by KAZE.o2SE, “Painful Song” by BeautifulDay, “Feel The O2Jam” by BeautifulDay, “Dragon Eyes” by BeautifulDay, “Feel The O2Jam (Reborn)” by TAK, “R3” by Kevin.o2SE, “Electro Fantasy (Origin)” by BeautifulDay, “Vivaldi In Hiphop” by BeautifulDay, “Storm Over The Ocean” by KAZE.o2SE, “Loving You” by Pory, “ToHeart” by Studio Doma, “Paradise” by Studio Doma, “Placebo Dying” by M2U, “Tender Voice” by Max, “Driving Lazy Bee (Analog)” by Glasslake, “Pine Nut” by Doin, “Vacation Song” by BeautifulDay, “ShowDown” by ampstyle, “I Need Your Love (SRS Ver.)” by Red Pulse, “The Way” by Glasslake, “I Love Dance” by Teddy bear, “Invite From Lamian” by Bunkcat, “Until You Come Back (Reborn)” by DR.J, “Mail Rider” by Studio Doma, “Why War” by Studio Doma, “Reincarnation” by nao.paradigm, “End Of Fight (Round 2)” by Kaz & Kevin and “Please Be My Lover-Lounge Mix” by Studio Doma.

The second update includes “Kan Kan” by BeautifulDay, “Go Hell” by Red Pulse, “Identity Part 5” by SHK, “Duel” by Dr.Flower Shirts, “Moon Madness” by nao.paradigm, “Fiesta” by BeautifulDay, “White Christmas” by BeautifulDay, “K.M.T” by r300k, “HorangPungruewga” by Sang Rok Su, “10%” by Pory, “I Love U Forever” by Park Joon Yong, “Drawing In My Heart” by HiTaZ, “V3 II (SRS(●)Ver.) (feat.Kim SeHwang, KoN)” by Studio Doma, “Tree” by Studio Doma, “Moonlight 3rd Movement” by Jinny, “Plasma Gun” by Memme, “Distance (Memme Cosmic Mix)” by Memme, “William Tell” by BeautifulDay, “Plasma Gun (Clean Ver.)” by Memme, “Please Be My Lover (Rock Ver.)” by Studio Doma, “Uber 6” by PrimeMIX, “I Need Your Love” by Red Pulse, “POWER BEAT” by Studio Doma, “Uranium” by Memme, “Jinglebell Mega Mix” by nao.paradigm, “Hyper Speed Carol Mix” by SHK, “Sweet Night” by Studio Doma, “Hades In The Heaven” by Gentle Stick & M2U, “The Mountain King” by Red Pulse and “Waiting For Love” by BeautifulDay.

The third update includes “The Festival of Ghost 2 (Sneak)” by Brandy, “Guardian Angel” by BeautifulDay, “V3 II (feat.Kim SeHwang, KoN)” by Studio Doma, “Toccata & Fuga” by BeautifulDay, “Identity Part 2 (Analog)” by SHK, “The Flight of the Bumble-Bee” by Jinny, “Temptation” by M2U, “Driving Lazy Bee” by Glasslake, “Kan Kan (Reborn)” by Mikel, “Until You Come Back (Origin)” by Impact Line, “Jul” by DR.Flower Shirts, “Sonata(O2 Version)” by Penny, “Star Stream” by r300k, “Electro Paradigm” by Studio Doma, “Symphony From The Rock World” by Rock.o2SE, “Volcano” by KAZE.o2SE, “Vivaldi-Winter” by Everfree.O2SE, “Over the Horizon” by Yamajet, “Unison System” by Memme, “Exam Hell (Final Round)” by Studio Doma, “Please Be My Lover (Pe2ny Ver.)” by Studio Doma, “R3 (Analog)” by Kevin.o2SE, “Earth Quake (Analog)” by KAZE.o2SE, “Poison” by Red Pulse, “Obelisque (Analog)” by ESTi, “In My Fantasia” by Red Pulse, “Extreme Fantasy” by Memme, “Lord Of Nightmare” by Everfree.o2SE, “Headless Chicken” by r300k and “Up N Down!(O2Mix)” by Dr.Flower Shirts.