Timeline for all types of items produced by
DB-SOFT [Japan]

Year	Items
1982	4
1983	32
1984	31
1985	25
1986	12
1987	6
1988	4
1989	7
1990	3

124 items with a valid date were considered for this timeline (82.12% of the total)
27 items with an invalid date.

Help us in our quest to find exact dates for:

198?: 27 items.