Japanese CoroCoro Comics Promos · CoroCoro Promo

Computer Error-Glossy #CC09, CoroCoro Promo, Japanese CoroCoro Comics Promos

Japanese edition

Card number: #CC09
Rarity: Promo
Finish: Promo

Japanese CoroCoro Comics Promos CoroCoro PromoCCPCC09P:JA

TKRCCPCC09P:JA-P9

Grading toolPro

TCGBerg fair value· PSA 9

$438

Our estimate of this card's fair value, calculated from recorded sales.

Sales evidenceLimited

Based on 30 recorded sales. Latest sale: Sep 12, 2026.

30D performance10.7%

30D: ↓ 10.7%
YTD: ↑ 1159.4%
Market cap: $98.0K
Volatility: 7.2%

Last sale (Sep 27, 2026)Last sale

$400

PSA 9 · Sep 27, 2026

8.6% below TCGBerg fair value

5-sale avg

$459

last 5 sales

Population · PSA 9

224

graded copies

TCGBerg fair value · PSA 9

$438

30D10.7%YTD1159.4%

Sales evidenceLimited

Based on 30 recorded sales. Latest sale: Sep 12, 2026.

Market cap

$98.0K

fair value x population

Population

224

graded copies

Last sale

$400

-8.6% vs fair

5-sale avg

$459

recent sales

GradingPro

Price history

Open terminalPro

Weekly fair value for PSA 9. Shaded area is the confidence band: how precisely we can pin the value; it tightens as more sales confirm it. Dots are individual sales.

TCGBerg fair value · PSA 9Sale below fairSale above fairOutlier

Oct 5, 202552 weekly points · 23 salesSep 27, 2026

Behind the scenes

What goes into this price, and how much we know.

Recent sales10 tracked

Most recent transactions. From public auction comps and dealer reporting. Showing 10 of 10; delta vs fair value is the difference between the sale price and the grade's quoted fair value on that date.

Date	Grade	Price	Source	vs TCGBerg FV
Sep 27, 2026	PSA9	$400	ebay	8.6%
Sep 21, 2026	PSA8	$103	ebay	12.4%
Sep 13, 2026	PSA6	$45	ebay	26.2%
Sep 12, 2026	PSA9	$400	ebay	3.6%
Sep 9, 2026	PSA3	$31	ebay	-
Sep 5, 2026	PSA7	$103	ebay	29.3%
Sep 4, 2026	PSA5	$51	ebay	-
Sep 3, 2026	PSA9	$370	ebay	4.6%
Sep 1, 2026	PSA8	$65	ebay	22.1%
Sep 1, 2026	PSA9	$375	ebay	3.3%

$400
Sep 27, 2026 · via ebay
PSA9versus fair value, down 8.6%
$103
Sep 21, 2026 · via ebay
PSA8versus fair value, up 12.4%
$45
Sep 13, 2026 · via ebay
PSA6versus fair value, down 26.2%
$400
Sep 12, 2026 · via ebay
PSA9versus fair value, down 3.6%
$31
Sep 9, 2026 · via ebay
PSA3-
$103
Sep 5, 2026 · via ebay
PSA7versus fair value, up 29.3%
$51
Sep 4, 2026 · via ebay
PSA5-
$370
Sep 3, 2026 · via ebay
PSA9versus fair value, down 4.6%
$65
Sep 1, 2026 · via ebay
PSA8versus fair value, down 22.1%
$375
Sep 1, 2026 · via ebay
PSA9versus fair value, down 3.3%

All grades matrix

Every grade we track for this printing. Click any column header to sort; the rightmost column jumps you to listings for that grade.

PSA10$3,658
1d 1.0%7d 1.3%30d 31.7%
Pop
39
Mcap
$142.7K
Evidence
Limited
Last
$1,750
PSA9$438
1d 0.7%7d 4.4%30d 10.7%
Pop
224
Mcap
$98.0K
Evidence
Limited
Last
$400
PSA8$91
1d 4.9%7d 9.6%30d 9.5%
Pop
246
Mcap
$22.4K
Evidence
Strong
Last
$103


PSA10	$3,658	39	$142.7K	1.0%	1.3%	31.7%	59.7%	-	Limited	$1,7507mo ago
PSA9	$438	224	$98.0K	0.7%	4.4%	10.7%	186.6%	-	Limited	$400yesterday
PSA8	$91	246	$22.4K	4.9%	9.6%	9.5%	55.2%	-	Strong	$1031w ago
PSA7	$76	107	$8.1K	2.8%	5.3%	7.5%	36.3%	-	Limited	$1033w ago
PSA6	$59	35	$2.1K	0.1%	0.1%	4.2%	13.6%	-	Strong	$452w ago

TCGBerg fair value by grade

Value at each grade and ungraded condition, on a log scale that spans the full range from the lowest grade at $59 up to gem-mint at $3.7K. Log scale. Tap a row to switch the whole page.

Population & rarity

651 graded copies of Computer Error-Glossy CoroCoro Promo across 5 grades. The selected grade is highlighted.

PSA 10

39 · 6.0%

PSA 9

224 · 34%

PSA 8

246 · 38%

PSA 7

107 · 16%

PSA 6

35 · 5.4%

PSA 9 makes up 34% of graded copies: 224 of 651. PSA 8 is the most common grade (38%).

Relative valuation vs. index

How PSA 9 has moved relative to Japanese CoroCoro Comics Promos · Composite since May 17, 2026. Both indexed to 100 at the index’s inception. Card outperformed by 197.9 pp.

About Japanese CoroCoro Comics PromosParent set

This printing in the context of its parent set: total set cap and this printing's share of it.

Browse all sets →

Set total cap

$101.09M

across all printings

This printing's share

0.3%

of total set cap

Implied printing cap

$273.3K

share × set cap

Browse all sets →

Computer Error-Glossy - COROCORO PROMO at PSA 10 carries a TCGBerg fair value of $3,658 as of 2026-09-27. We track a TCGBerg fair value across 5 grades from Japanese CoroCoro Comics Promos, from PSA 6 up to PSA 10. A graded population of 39 copies sits behind the PSA 10 grade. The PSA 10 valuation rests on limited sales evidence. Over the past 30 days, the PSA 10 TCGBerg fair value has risen 31.7%.

Show more analysisAnalysis, commentary & FAQ

PSA 10 commentary

The TCGBerg fair value of a PSA 10 Computer Error-Glossy - COROCORO PROMO is $3,658 as of 2026-09-27. 39 copies have been graded at this level. This valuation rests on limited sales evidence. Over the past 30 days the TCGBerg fair value has risen 31.7%. The most recent recorded sale was $1,750 on 2026-03-05.

PSA 10 - frequently asked

What is the TCGBerg fair value of a PSA 10 Computer Error-Glossy - COROCORO PROMO?

$3,658 as of 2026-09-27, our model-derived fair value for a PSA 10 Computer Error-Glossy - COROCORO PROMO based on recent graded sales.

How rare is a PSA 10 Computer Error-Glossy - COROCORO PROMO?

39 copies have been graded at PSA 10, the graded population behind this atom.

How has the PSA 10 Computer Error-Glossy - COROCORO PROMO price moved recently?

Its TCGBerg fair value has risen 31.7% over the past 30 days.

Frequently asked

What is the TCGBerg fair value of a PSA 10 Computer Error-Glossy - COROCORO PROMO?: $3,658 as of 2026-09-27, our model-derived fair value for a PSA 10 Computer Error-Glossy - COROCORO PROMO based on recent graded sales.
How rare is a PSA 10 Computer Error-Glossy - COROCORO PROMO?: 39 copies have been graded at PSA 10, the graded population behind this atom.
How has the PSA 10 Computer Error-Glossy - COROCORO PROMO price moved recently?: Its TCGBerg fair value has risen 31.7% over the past 30 days.

PSA 9 commentary

The TCGBerg fair value of a PSA 9 Computer Error-Glossy - COROCORO PROMO is $438 as of 2026-09-27. 224 copies have been graded at this level. This valuation rests on limited sales evidence. Over the past 30 days the TCGBerg fair value has fallen 10.7%. The most recent recorded sale was $400 on 2026-09-27.

PSA 9 - frequently asked

What is the TCGBerg fair value of a PSA 9 Computer Error-Glossy - COROCORO PROMO?

$438 as of 2026-09-27, our model-derived fair value for a PSA 9 Computer Error-Glossy - COROCORO PROMO based on recent graded sales.

How rare is a PSA 9 Computer Error-Glossy - COROCORO PROMO?

224 copies have been graded at PSA 9, the graded population behind this atom.

How has the PSA 9 Computer Error-Glossy - COROCORO PROMO price moved recently?

Its TCGBerg fair value has fallen 10.7% over the past 30 days.

Frequently asked

What is the TCGBerg fair value of a PSA 9 Computer Error-Glossy - COROCORO PROMO?: $438 as of 2026-09-27, our model-derived fair value for a PSA 9 Computer Error-Glossy - COROCORO PROMO based on recent graded sales.
How rare is a PSA 9 Computer Error-Glossy - COROCORO PROMO?: 224 copies have been graded at PSA 9, the graded population behind this atom.
How has the PSA 9 Computer Error-Glossy - COROCORO PROMO price moved recently?: Its TCGBerg fair value has fallen 10.7% over the past 30 days.

PSA 8 commentary

The TCGBerg fair value of a PSA 8 Computer Error-Glossy - COROCORO PROMO is $91 as of 2026-09-27. 246 copies have been graded at this level. This valuation rests on strong sales evidence. Over the past 30 days the TCGBerg fair value has risen 9.5%. The most recent recorded sale was $102 on 2026-09-21.

PSA 8 - frequently asked

What is the TCGBerg fair value of a PSA 8 Computer Error-Glossy - COROCORO PROMO?

$91 as of 2026-09-27, our model-derived fair value for a PSA 8 Computer Error-Glossy - COROCORO PROMO based on recent graded sales.

How rare is a PSA 8 Computer Error-Glossy - COROCORO PROMO?

246 copies have been graded at PSA 8, the graded population behind this atom.

How has the PSA 8 Computer Error-Glossy - COROCORO PROMO price moved recently?

Its TCGBerg fair value has risen 9.5% over the past 30 days.

Frequently asked

What is the TCGBerg fair value of a PSA 8 Computer Error-Glossy - COROCORO PROMO?: $91 as of 2026-09-27, our model-derived fair value for a PSA 8 Computer Error-Glossy - COROCORO PROMO based on recent graded sales.
How rare is a PSA 8 Computer Error-Glossy - COROCORO PROMO?: 246 copies have been graded at PSA 8, the graded population behind this atom.
How has the PSA 8 Computer Error-Glossy - COROCORO PROMO price moved recently?: Its TCGBerg fair value has risen 9.5% over the past 30 days.

PSA 7 commentary

The TCGBerg fair value of a PSA 7 Computer Error-Glossy - COROCORO PROMO is $76 as of 2026-09-27. 107 copies have been graded at this level. This valuation rests on limited sales evidence. Over the past 30 days the TCGBerg fair value has risen 7.5%. The most recent recorded sale was $102 on 2026-09-05.

PSA 7 - frequently asked

What is the TCGBerg fair value of a PSA 7 Computer Error-Glossy - COROCORO PROMO?

$76 as of 2026-09-27, our model-derived fair value for a PSA 7 Computer Error-Glossy - COROCORO PROMO based on recent graded sales.

How rare is a PSA 7 Computer Error-Glossy - COROCORO PROMO?

107 copies have been graded at PSA 7, the graded population behind this atom.

How has the PSA 7 Computer Error-Glossy - COROCORO PROMO price moved recently?

Its TCGBerg fair value has risen 7.5% over the past 30 days.

Frequently asked

What is the TCGBerg fair value of a PSA 7 Computer Error-Glossy - COROCORO PROMO?: $76 as of 2026-09-27, our model-derived fair value for a PSA 7 Computer Error-Glossy - COROCORO PROMO based on recent graded sales.
How rare is a PSA 7 Computer Error-Glossy - COROCORO PROMO?: 107 copies have been graded at PSA 7, the graded population behind this atom.
How has the PSA 7 Computer Error-Glossy - COROCORO PROMO price moved recently?: Its TCGBerg fair value has risen 7.5% over the past 30 days.

PSA 6 commentary

The TCGBerg fair value of a PSA 6 Computer Error-Glossy - COROCORO PROMO is $59 as of 2026-09-27. 35 copies have been graded at this level. This valuation rests on strong sales evidence. Over the past 30 days the TCGBerg fair value has fallen 4.2%. The most recent recorded sale was $45 on 2026-09-13.

PSA 6 - frequently asked

What is the TCGBerg fair value of a PSA 6 Computer Error-Glossy - COROCORO PROMO?

$59 as of 2026-09-27, our model-derived fair value for a PSA 6 Computer Error-Glossy - COROCORO PROMO based on recent graded sales.

How rare is a PSA 6 Computer Error-Glossy - COROCORO PROMO?

35 copies have been graded at PSA 6, the graded population behind this atom.

How has the PSA 6 Computer Error-Glossy - COROCORO PROMO price moved recently?

Its TCGBerg fair value has fallen 4.2% over the past 30 days.

Frequently asked

What is the TCGBerg fair value of a PSA 6 Computer Error-Glossy - COROCORO PROMO?: $59 as of 2026-09-27, our model-derived fair value for a PSA 6 Computer Error-Glossy - COROCORO PROMO based on recent graded sales.
How rare is a PSA 6 Computer Error-Glossy - COROCORO PROMO?: 35 copies have been graded at PSA 6, the graded population behind this atom.
How has the PSA 6 Computer Error-Glossy - COROCORO PROMO price moved recently?: Its TCGBerg fair value has fallen 4.2% over the past 30 days.

Every printing of Computer Error-Glossy and the indices that include this card in their constituent basket.

Indices containing this card

Parent set

Japanese CoroCoro Comics Promos

Set total cap

$85.74M

Date

Grade

Price

Source

vs TCGBerg FV

Sep 27, 2026

PSA9

$400

ebay

8.6%

Sep 21, 2026

PSA8

$103

ebay

12.4%

Sep 13, 2026

PSA6

$45

ebay

26.2%

Sep 12, 2026

PSA9

$400

ebay

3.6%

Sep 9, 2026

PSA3

$31

ebay

Sep 5, 2026

PSA7

$103

ebay

29.3%

Sep 4, 2026

PSA5

$51

ebay

Sep 3, 2026

PSA9

$370

ebay

4.6%

Sep 1, 2026

PSA8

$65

ebay

22.1%

Sep 1, 2026

PSA9

$375

ebay

3.3%

PSA10

$3,658

$142.7K

1.0%

1.3%

31.7%

Limited

$1,7507mo ago

PSA9

$438

224

$98.0K

0.7%

4.4%

10.7%

Limited

$400yesterday

PSA8

$91

246

$22.4K

4.9%

9.6%

9.5%

Strong

$1031w ago

PSA7

$76

107

$8.1K

2.8%

5.3%

7.5%

Limited

$1033w ago

PSA6

$59

$2.1K

0.1%

4.2%

Strong

$452w ago

Computer Error-Glossy #CC09, CoroCoro Promo, Japanese CoroCoro Comics Promos

Behind the scenesHow the published fair value for this grade was produced: the estimates that fed it, their share of the starting mix, and every recorded change afterwards. It describes one saved calculation, not a live recomputation.

Recent sales10 tracked

All grades matrix

Population & rarityHow Computer Error-Glossy's graded copies are spread across grades. Each bar is the number of copies graded at that grade; the percentage is that grade's share of the total graded population. Fewer copies at a grade = scarcer = a scarcity premium.

Relative valuation vs. indexBoth series are indexed to 100 at May 17, 2026, the index’s inception date, not the start of the selected range. A divergence means the card has outperformed or underperformed the index since then, by exactly the percentage-point gap.

About Japanese CoroCoro Comics PromosParent set

Analysis

PSA 10 commentary

PSA 10 - frequently asked

PSA 9 commentary

PSA 9 - frequently asked

PSA 8 commentary

PSA 8 - frequently asked

PSA 7 commentary

PSA 7 - frequently asked

PSA 6 commentary

PSA 6 - frequently asked

Related

Indices containing this card

Parent set

Behind the scenesHow the published fair value for this grade was produced: the estimates that fed it, their share of the starting mix, and every recorded change afterwards. It describes one saved calculation, not a live recomputation.

Recent sales10 tracked

All grades matrix

Population & rarityHow Computer Error-Glossy's graded copies are spread across grades. Each bar is the number of copies graded at that grade; the percentage is that grade's share of the total graded population. Fewer copies at a grade = scarcer = a scarcity premium.

Relative valuation vs. indexBoth series are indexed to 100 at May 17, 2026, the index’s inception date, not the start of the selected range. A divergence means the card has outperformed or underperformed the index since then, by exactly the percentage-point gap.

About Japanese CoroCoro Comics PromosParent set

Analysis

PSA 10 commentary

PSA 10 - frequently asked

PSA 9 commentary

PSA 9 - frequently asked

PSA 8 commentary

PSA 8 - frequently asked

PSA 7 commentary

PSA 7 - frequently asked

PSA 6 commentary

PSA 6 - frequently asked

Related

Indices containing this card

Parent set

Behind the scenes

Population & rarity

Relative valuation vs. index

Behind the scenes

Population & rarity

Relative valuation vs. index