Hanafuda Tosei (花札渡世) is a Arcade game published in 1978 by Wako International Co., Ltd. (ワコーインターナショナル株式会社)
It was developed by Wako International Co., Ltd.
Hardware seems to be based on an Apple-II clone, with 4-colour graphics. Ruleset seems to be Oicho-Kabu?
This the earliest known Hanafuda video game.