Apply this addendum patch after main
http://www.romhacking.net/hacks/2142/ patch (v1.3).
Also, there is an optional patch (apply it after addendum).
File: Battle City (J) [!].nes
CRC32: F599A07E
MD5: CD4FE2E78DF0696DBE652F02C19541A1
SHA-1: E1061C9241B06A965FB7845CB951D921ACA010EF