1877 year 10. I found it looking them up on Ebay. link: http://www.ebay.com/itm/Pair-1873-1...5144343?pt=US_World_Coins&hash=item4ada020117
19th century Krause catalog Y#23 Japan, 10 sen, 1877 year 10 weight- 2.6957 g or 0.8000 oz. ruler-Mutsuhito (Meiji) mintage-20,352,136 metal- .800 silver , grade/value F-$10.00 VF-$25.00 XF-$40.00 UNC-$100.00 I am guessing the grade is VF-XF... maybe XF. ?
my bad dohhhh! he is correct 1873 year 6. ebay link: http://www.ebay.com/itm/1873-Year-6...5624380?pt=US_World_Coins&hash=item486961383c
1873 year 6, has 2 types 1 and 2. I am guessing yours is type 1 ? Y#23 mintage- 5,109,951. type 1 grade/value F-$5.00 VF-$10.00 XF-$18.00 UNC-$65.00 type 2 grade/value F-$60.00 VF-$120.00 XF-$165.00 UNC-$600.00 I am not sure what a type 2 looks like ?
See this link: http://www.ebay.com/itm/1873-Japan-...true&rt=nc&_trksid=p2047675.l2557#ht_25wt_847 i am not sure that it is type 2 . What do you think? thanks.