Seiji Kobayashi card values & price guide
Seiji Kobayashi has 27 cards tracked; the most valuable is the 2021 Topps Chrome NPB Nippon Professional Seiji Kobayashi Blue #106 at $5.00 as of October 23, 2026.
27 cards · 3 sets · 2021–2024
Prices last updated Oct 2026
Cards tracked
27
Highest value
$5.00
Value range
$1–$5
Median value
$1
With recorded sales
2
Most valuable Seiji Kobayashi cards
Top 3 by value
Earliest cards (2021)
The earliest Seiji Kobayashi cards in our catalog, ranked by value.
| Card | Year | Value |
|---|---|---|
| 2021 Topps Chrome NPB Nippon Professional · Blue#106 | 2021 | $5.00 |
| 2021 Topps Chrome NPB Nippon Professional · Aqua#106 | 2021 | $0.99 |
| 2021 Topps Chrome NPB Nippon Professional#106 | 2021 | $0.99 |
By price
All prices
Show all 27 cards in this tableShow fewer
By year
| Year | Cards | Top card | Value |
|---|---|---|---|
| 2024 | 9 | — | — |
| 2022 | 9 | — | — |
| 2021 | 9 | 2021 Topps Chrome NPB Nippon Professional #106 | $5.00 |