Seiji Kobayashi Rookie Cards: Values & Price Guide

By Ripbin Research · Updated 2026-10-19 · prices from live market data

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Seiji Kobayashi's 3 earliest cards in the Ripbin catalog (2021) carry a combined raw market value of $6.98, topped by a $5.00 card.

#12021 Topps Chrome NPB Nippon Professional Seiji Kobayashi Blue #106
$5.00
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#22021 Topps Chrome NPB Nippon Professional Seiji Kobayashi #106
$0.99
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#32021 Topps Chrome NPB Nippon Professional Seiji Kobayashi Aqua #106
$0.99
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Sets in this guide

2021 Topps Chrome NPB Nippon Professional

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