@hooiyewlim
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Japan 1988 Mint Bureau Japan proof coin set
https://youtu.be/Fuh2L8sqhfo (I make a mistake saying the word on the folder is chinese word where it is actually japanese word , some of the japanese word share the same character with the chinese word and i was kind of sleepy when i do the video . Please forgive me for that mistake ) Year of Issue: 1988 Material: All Cupro-nickel except 10 Yen is bronze, 5 Yen is brass, 1 Yen is aluminum Mintage: unknown (Denomination):(Standard weight):(Standard Diameter) 500Yen: 7,2gm: 26.5mm 100 Yen: 4.8gm: 22.6mm 50 Yen: 4.0gm : 21.00mm 10 Yen: 4.5 gm: 23.5mm 5 Yen: 3.75gm : 22.0mm 1 Yen:1.0gm : 20.0mm Minted by Mint Bureau Japan
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