Showa Retro "Pro Baseball DX Cards". 29 cards in total. All but one are unopened.

This is a set of "Pro Baseball DX Cards" released by Yamakatsu during the Showa era. There are 29 cards in total. All were originally unopened, but one was opened for confirmation and revealed a card of Hanshin Tigers player, Emoto. The remaining 28 cards are unopened, so the contents are unknown.

Here's a summary of information about these cards:

Manufacturer:
Yamakatsu (a manufacturer that produced professional baseball cards and other items during the Showa era).
Features:
As the name "DX (Deluxe) Card" suggests, these cards are characterized by the inclusion of "large-format cards," which are larger than standard trading cards.
Era:
Based on the design of the images and the players featured, these cards are believed to have been distributed in the late Showa 50s (late 1970s to early 1980s). For example, some cards in the same series have "Showa 51st year" printed on them.
Image Content:
The cards prominently feature "DX Card" in the center, with photos of star players who represented professional baseball at the time.
The bottom of the cards also feature team logos from the era, such as the Hanshin Tigers (tiger logo) and the Yomiuri Giants (YG logo).

These cards were sold at candy stores and other places during the Showa era, and have the following characteristics:
Star Players of the Time:
The cards feature popular players who represented the professional baseball world at the time, such as Sadaharu Oh (Giants), Masayuki Kakefu (Hanshin), and Shinichi Hoshino (Chunichi).
DX (Deluxe) Specification: Often included large-format cards (approximately 17 x 25 cm, etc.) that were larger than standard cards, and there were even dedicated albums for them.
Rarity:
These are vintage items from the late Showa 50s (late 1970s).

Individual sales are not available.

Type...Bulk sale / Retirement sale