Identifying by their location in the top picture:
Top left: Thailand 1 baht dated 2530 Buddhist calendar (AD 1987).
Top middle: Republic of China (Taiwan) 1 dollar, Year 63 of the Republic (AD 1974).
Top right: Mongolia 5 mongo, Year 15 of Independence (AD 1937). A nice uncommon coin, pity about the hole.
Bottom middle: Japan 5 yen, Year 51 of the Showa Emperor (AD 1976).
Bottom right: Thailand 1 baht, dated 2520 (AD 1977).
Don't say "infinitely" when you mean "very"; otherwise, you'll have no word left when you want to talk about something really infinite. - C. S. Lewis