Blue and white octogon shape bowl.
Thrift store
Thank you for submitting your item for appraisal. This appears to be a japanese second half 20th century transfer printed blue white porcelain bowl, decorated with dragon and phoenix and bats. Marked at the bottom 山政謹造 in seal script. The two celestial animals dragon and phoenix symbolize marriage harmony, the bat is a symbol for luck. I hope you found the information provided helpful to you.