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What Is a Perfect All-Kill? How Korean Chart All-Kills Work

퍼펙트 올킬이란? 올킬은 어떻게 집계되나

A perfect all-kill means a song is No. 1 on iChart's real-time, daily and weekly charts at once. Here is how the tiers work, which charts count and who has the most: IU leads with 21 songs.

Data as of (Wikipedia's list is dated May 2, 2026)

Thumbnail of IVE's REBEL HEART music video: six members in autumn clothes in front of a lit carousel
Pictured: IVE's members at a lit carousel in the thumbnail of the "REBEL HEART" music video, from the STARSHIP channel; IVE is #3 in the table below, with 6 perfect all-kills, and "REBEL HEART" was its fifth.135
Acts with the most songs to achieve a perfect all-kill on iChart
Rank Act PAK songs Songs Source
1IU21Nagging; Good Day; The Story Only I Didn't Know; You & I; The Red Shoes; Friday; My Old Story; Twenty-Three; Through the Night; Can't Love You Anymore; Palette; Autumn Morning; Bbibbi; Love Poem; Blueming; Give You My Heart; Eight; Celebrity; Lilac; Strawberry Moon; Love Wins All3
2BIGBANG7Tonight; Blue; Loser; Let's Not Fall in Love; Fxxk It; Flower Road; Still Life3
3IVE6After Like; Kitsch; I Am; Baddie; Rebel Heart; Bang Bang31
4TWICE4Cheer Up; TT; Knock Knock; Yes or Yes3
4BTS4Fake Love; Boy with Luv; Dynamite; Butter3
4(G)I-DLE4Tomboy; Nxde; Queencard; Fate3
5Busker Busker3Cherry Blossom Ending; If You Really Love Me; Love, At First3
5BLACKPINK3Whistle; Ddu-Du Ddu-Du; How You Like That3
5Bolbbalgan43Some; Travel; Workaholic3
5G-Dragon3That XX; Untitled, 2014; Too Bad3
5AKMU3How Can I Love the Heartbreak, You're the One I Love; Love Lee; Paradise of Rumors3

Acts with the most songs to achieve a perfect all-kill, from 2010, as Wikipedia lists them as of May 2, 2026; ranks and ties are Wikipedia's.3 DabPop could not read iChart's own record pages, which load by script, so the one cross-check is Soompi's February 2025 report that IVE had five and that only IU and BIGBANG had also reached five, which fits this table.13 Song titles are in English as Wikipedia gives them.

How it works

What

What an all-kill is

An all-kill (올킬) is a song reaching No. 1 on the main Korean music charts at the same time. Soompi, quoting how iChart awards it, describes a certified all-kill as No. 1 on the daily and Top 100 charts of Melon, the daily and realtime charts of Genie and Bugs, YouTube Music's Top Songs chart, VIBE's daily chart, and the realtime charts of FLO and iChart.12

Perfect

What makes it "perfect"

A perfect all-kill (퍼펙트 올킬, PAK) means the song has also topped iChart's weekly chart.12 Wikipedia's wording is shorter: a song is a PAK when it is at No. 1 on the real-time, daily and weekly components of iChart at once.3 The term was first used when IU's "Nagging" topped all the Korean charts in June 2010; iChart launched in March 2010 but lists no 2010 records.3 iChart announces them itself: both Soompi reports quote its posts on X, timed 12:30 p.m. KST.12

iChart

Who runs iChart

iChart is run by Instiz, the South Korean web publisher that also operates the Instiz forum, and describes itself as an integrated chart of online music rankings.34 Wikipedia says it gathers the real-time, daily and weekly rankings of Melon, Genie, Bugs!, VIBE, FLO and YouTube Music and produces its own real-time and weekly rankings from points given to songs; the point weights it lists carry a "citation needed" tag there, so DabPop doesn't repeat them.3 A PAK is therefore a streaming-chart feat, not a sales or Circle Chart one.3

Tiers

Real-time, certified and perfect

Wikipedia lists the tiers below a PAK: a real-time all-kill (RAK) is No. 1 on all iChart real-time charts, and a certified all-kill (CAK) is No. 1 on all real-time and daily charts; a PAK also needs the weekly chart.3 Soompi's description of a CAK instead names the individual services' charts, as quoted above, so the exact list is worth checking against iChart's own announcement for any one song.12

Rules

Why the rules keep changing

The set of services has changed. Wikipedia says that before 2015 iChart used ten providers, that in February 2017 the major distributors changed their real-time calculation to the hours between 12 p.m. and 6 p.m., so a release outside that window counted only from 1 p.m. the next day, and that FLO was added in February 2019 and Mnet's service merged into Genie in October 2019. In May 2020 Melon changed its real-time chart to count unique listeners over the last 24 hours rather than hourly usage.3

Hours

Counting hours at No. 1

iChart also tracks how many hours a song holds a perfect all-kill. Wikipedia's list, as of January 21, 2026, puts "Golden" by HUNTR/X (Ejae, Audrey Nuna and Rei Ami) first with 1,484 hours, then Hwasa's "Good Goodbye" with 750, the most for a solo act, NewJeans' "Ditto" with 655 and BTS's "Dynamite" with 610.3 Soompi reported on July 14, 2025 that "Golden" had become the third PAK of that year, after IVE's "REBEL HEART" and G-Dragon's "TOO BAD" (featuring Anderson .Paak).2 For how the soundtrack climbed other charts, see How KPop Demon Hunters Sent K-Pop Up the Global Charts. Videos: G-DRAGON - TOO BAD (feat. Anderson .Paak) (Official Video) (OfficialGDRAGON); “Golden” Official Lyric Video | KPop Demon Hunters | Sony Animation (Sony Pictures Animation).5

Most

Who has the most

IU has 21 PAK songs on Wikipedia's list, as of May 2, 2026, including "Love Wins All"; BIGBANG has 7 and IVE 6.3 When "REBEL HEART" became IVE's fifth on February 11, 2025, Soompi called them the first girl group with five different PAK songs and the fastest act to the mark, three years and two months after debut; the only other acts with five at the time were IU and BIGBANG.1 Videos: IVE 아이브 'REBEL HEART' MV (STARSHIP); IU 'Love wins all' MV (이지금 [IU Official]).5

Sources

  1. Soompi, IVE Becomes 1st Girl Group Ever To Score Perfect All-Kills With 5 Different Songs (February 11, 2025), retrieved 2026-11-12.
  2. Soompi, HUNTR/X's "Golden" From "KPop Demon Hunters" Becomes 3rd Song To Achieve Perfect All-Kill In 2025 (July 14, 2025), retrieved 2026-11-12.
  3. Wikipedia, Perfect all-kill (definitions, iChart history, hourly and artist tables), retrieved 2026-11-12.
  4. iChart, ichart.kr (home page, which describes it as an integrated chart of online music rankings), checked 2026-11-12.
  5. YouTube, official uploads on the channels named in each entry (STARSHIP, 이지금 [IU Official], OfficialGDRAGON, Sony Pictures Animation), oEmbed-verified, lead thumbnail checked, 2026-11-12.