Analysis · WAVbase

Popularity index

A member's copies in a drop against the drop's average: 100 = average, 150 = half again as many. The line shows their drops in order (51 drops); the dashed line is 100. Form compares their last 3 drops with the 3 before.

1SeoYeon▼ cooling −48
111average over 36 drops
Best: Summer Edition 2025 Night Version (199)
2YooYeon– steady
109average over 44 drops
Best: Summer Edition 2025 Night Version (203)
3NaKyoung– steady
105average over 36 drops
Best: Summer Edition 2025 (160)
4Kotone▼ cooling −19
104average over 43 drops
Best: WAV Japan 2nd (166)
5Xinyu▲ hot +16
103average over 35 drops
Best: WAV Japan 2nd (143)
6HaYeon▲ hot +10
103average over 38 drops
Best: WAV Japan 2nd (136)
7JiYeon▼ cooling −14
102average over 42 drops
Best: WAV Japan 2nd (146)
8Nien– steady
102average over 40 drops
Best: Summer Edition 2025 (131)
9YuBin– steady
102average over 34 drops
Best: WAV Japan 2nd (129)
10JiWoo– steady
101average over 37 drops
Best: Summer Edition 2025 Night Version (124)
11ChaeWon▲ hot +12
100average over 41 drops
Best: Badge War 3: No Badge No Power (111)
12SoHyun▼ cooling −13
100average over 34 drops
Best: Summer Edition 2025 Night Version (115)
13YeonJi– steady
100average over 34 drops
Best: First COSMO Live (123)
14ShiOn– steady
98average over 42 drops
Best: WAV Japan 2nd (126)
15Lynn– steady
97average over 39 drops
Best: K-MONSTAR Objekt Trading Cafe in Taipei (105)
16HyeRin– steady
97average over 33 drops
Best: WAV Japan 2nd (109)
17SeoAh▲ hot +17
97average over 35 drops
Best: WAV Japan 2nd (119)
18ChaeYeon▼ cooling −16
96average over 38 drops
Best: First COSMO Live (113)
19Sullin▲ hot +32
96average over 34 drops
Best: WAV Japan 2nd (139)
20Kaede– steady
95average over 34 drops
Best: School Uniform (106)
21DaHyun▼ cooling −10
95average over 34 drops
Best: <ASSEMBLE24> 1st Anniversary (104)
22Mayu– steady
95average over 38 drops
Best: tripleS Hatchi Summer Vacation (104)
23SooMin– steady
94average over 36 drops
Best: Are You Alive 1st Win (105)
24JooBin– steady
94average over 32 drops
Best: K-MONSTAR Objekt Trading Cafe in Taipei (115)

YooYeon16 wins253,247 copies · 97 objekts · 2,611 per objektBest: Atom02 101Z (13,015)

SeoYeon14 wins252,352 copies · 77 objekts · 3,277 per objektBest: Atom02 101Z (14,028)

YooYeon 16 – 14 SeoYeon

Drops they were both in (33; 3 ties), newest first. ▲ = sold more.

Drop	YooYeon	SeoYeon
tripleS x Sudden AttackAtom02 · Double	▲ 174	173
WAV Japan 2ndAtom02 · Double	▲ 32	18
WAV 2nd FanclubAtom02 · Double	▲ 1,222	1,165
<ASSEMBLE25> Everline #2Atom02 · Double	▲ 126	125
Atom02 3rd EditionAtom02 · First	16,300	▲ 18,041
119ZAtom02 · First	5,332	▲ 5,985
NACE @% Trading CafeAtom02 · Double	395	▲ 406
Green HausAtom02 · Double	993	▲ 1,030
Summer Edition 2025 Night VersionAtom02 · Double	▲ 4,695	4,607
<ASSEMBLE25> WithmuuAtom02 · Double	126	▲ 127
A Live 25 hellolive LivestreamAtom02 · Double	551	▲ 561
Atom02 2nd EditionAtom02 · First	▲ 48,877	48,375
First COSMO LiveAtom02 · Double	9,948	▲ 12,537
tripleS x Over The PitchAtom02 · Double	▲ 1,733	1,706
<ASSEMBLE25> Jump UpAtom02 · Double	119	119
Water FestivalAtom02 · Double	▲ 1,531	1,520
A Live 25Atom02 · Double	▲ 1,490	1,481
AbstractAtom02 · Double	▲ 7,177	7,058
<ASSEMBLE25> Everline #1Atom02 · Double	120	120
Summer Edition 2025Atom02 · Double	7,570	▲ 7,686
Melon Streaming EventAtom02 · Double	132	▲ 138
<ASSEMBLE25> MyMusicTaste PreorderAtom02 · Double	▲ 215	212
K-MONSTAR Objekt Trading Cafe in TaipeiAtom02 · Double	252	▲ 260
School UniformAtom02 · Double	1,756	▲ 1,817
Badge War 3: No Badge No PowerAtom02 · Double	▲ 4,578	4,369
Are You Alive 2nd WinAtom02 · Double	▲ 2,826	2,774
Are You Alive 1st WinAtom02 · Double	518	▲ 542
<ASSEMBLE25> ShowcaseAtom02 · Double	849	▲ 889
<ASSEMBLE25>Atom02 · Double	▲ 10,078	9,844
KCON JAPAN 2025Atom02 · Double	▲ 207	190
<ASSEMBLE24> 1st AnniversaryAtom02 · Double	▲ 778	716
Atom02 1st EditionAtom02 · First	92,751	▲ 100,825
Atom02 SeasonalAtom02 · Premier	120	120

How evenly sales are spread

Gini coefficient of members' season totals: 0 = every member sells the same, 1 = one member takes everything.

Atom010.138 · top 3 have 37%
Binary010.160 · top 3 have 27%
Cream010.249 · top 3 have 20%
Divine010.109 · top 3 have 17%
Ever010.081 · top 3 have 17%
Atom020.046 · top 3 have 15%
Binary020.075 · top 3 have 16%
Cream020.084 · top 3 have 16%

Consistency

Each member's popularity index across drops: thin line = lowest to highest, bar = middle half, dark tick = median, faint line = 100. Steadiest first (needs 5+ drops).

Nien101 · 99–103 · ±6%
JiWoo100 · 99–103 · ±6%
YeonJi100 · 98–102 · ±7%
ChaeWon100 · 99–103 · ±7%
Lynn99 · 97–101 · ±8%
SoHyun100 · 99–103 · ±8%
Xinyu100 · 99–102 · ±8%
HaYeon101 · 99–105 · ±9%
ShiOn100 · 97–101 · ±9%
JiYeon100 · 98–102 · ±10%
YuBin100 · 99–104 · ±10%
HyeRin100 · 96–101 · ±10%
Mayu99 · 93–100 · ±11%
Kotone101 · 100–104 · ±11%
ChaeYeon99 · 94–101 · ±11%
SooMin98 · 95–100 · ±11%
Kaede98 · 96–100 · ±11%
DaHyun99 · 95–100 · ±13%
SeoAh99 · 96–101 · ±13%
JooBin99 · 89–100 · ±13%
NaKyoung101 · 99–105 · ±14%
Sullin98 · 95–100 · ±14%
YooYeon101 · 100–106 · ±20%
SeoYeon101 · 99–109 · ±24%

Steadiest: Nien. Streakiest: SeoYeon.

Edition fatigue

Average copies per digital FCO in the 1st (101–108), 2nd (109–116) and 3rd (117–120) edition of each season, and how much of the edition before it holds up.

Season	1st edition	2nd edition	3rd edition
Atom01	928	780 · ▼ 84%	694 · ▼ 89%
Binary01	1,158	885 · ▼ 76%	887 · ▲ 100%
Cream01	2,391	923 · ▼ 39%	1,003 · ▲ 109%
Divine01	3,379	2,339 · ▼ 69%	2,946 · ▲ 126%
Ever01	3,483	2,356 · ▼ 68%	3,486 · ▲ 148%
Atom02	10,702	4,924 · ▼ 46%	3,977 · ▼ 81%
Binary02	4,448	2,437 · ▼ 55%	2,893 · ▲ 119%
Cream02	3,982	1,595 · ▼ 40%	1,223 · ▼ 77%

Retention per member · Atom02

Average copies per FCO in each edition. ▲ = kept or grew, ▼ = fell. Best 2nd-edition retention first.