Timeline for all types of items produced by
Hard [Japan]

Year	Items
1983	3
1986	2
1987	7
1988	16
1989	11
1990	11
1991	5
1992	1
1993	4
1994	3

63 items with a valid date were considered for this timeline (96.92% of the total)
2 items with an invalid date.

Help us in our quest to find exact dates for:

198?: 2 items.