If you are looking for a physical Japanese cartridge (SFC), you can often identify a 1.0 version by looking at the back.
A verified, legal digital backup matching this exact data profile contains the following internal metadata: Metadata Field Profile Specification ZELDA NO DENSETSU Region / Format Japan / NTSC (Super Famicom) Revision Version 1.0 (Initial Release) File Architecture LoROM / Non-interleaved ROM Size 8 Megabits / 1 Megabyte SRAM Size 64 Kilobits / 8 Kilobytes Header Status Headerless (Exactly 1,048,576 bytes) CRC32 Value 3322EFFC How to Safely Verify Your File Hash a link to the past -j- 1.0 rom with crc 3322effc
Many expansive fan sequels and overhauls use this specific Japanese ROM as their foundation because its memory map is thoroughly documented by the hacking community. How to Verify Your ROM File If you are looking for a physical Japanese