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1998 Japanese Calendar & How to Play Promos PSA Population Report
Explore PSA, CGC and BGS population reports for 1998 Japanese Calendar & How to Play Promos Pokémon cards and variants.
Total graded across PSA, CGC and BGS4,511
PSA 4,074CGC 437BGS 0
PSA 10 population996
PSA gem rate24.4%
30 Day Set Growth+0
PSA and CGC data as of Oct 17, 2026.
Population highlights from this set
Lowest PSA 10 population
Minimum 100 PSA graded copies
Dugtrio #5175 PSA 10271 PSA graded
Diglett #5082 PSA 10257 PSA graded
Birthday Pikachu #25839 PSA 103,546 PSA graded
Hardest to grade PSA 10
Minimum 100 PSA graded copies
- Birthday Pikachu #2523.7%839 PSA 10 / 3,546
- Dugtrio #5127.7%75 PSA 10 / 271
- Diglett #5031.9%82 PSA 10 / 257
Most graded · last 30 days
Actual population increase across all graders
Not enough verified population data yet.
More Japanese Promos sets
1999 Japanese Grand Party Promo1999 Japanese Pokémon Card Trainers Promos1999 Japanese Tropical Mega Battle Promos1999 Japanese Pokémon Card GB Guide Promo2001 Japanese How I Became a Pokémon Card Promo1996 Japanese CoroCoro Promos1998 Japanese CoroCoro Promos1998 Japanese Event & Tournament Promos1999 Japanese Ancient Mew Movie Promo1997 Japanese CoroCoro Promos1998 Japanese Pokémon Card GB Promo1999 Japanese CoroCoro Promos1999 Japanese How I Became a Pokémon Card Promos1996 Japanese How to Play Promos1999 Japanese CD Promo1999 Japanese 64 Mario Stadium Best Photo Contest1999 Japanese CoroCoro Best Photo Contest1999 Japanese ANA Everyone's Happy Campaign1999 Japanese Masaki Promos1998 Japanese ANA Double Chance Promos1997 Japanese Nintendo 64 Double Get Promos1997 Japanese World Hobby Fair Limited Promos1997 Japanese Toyota Campaign Promos1997 Japanese JR East Stamp Rally Promos1997 Japanese Pokémon Illustrator Promo1997 Japanese Product & Book Promos