This patch doubles the speed of screen scrolling between rooms. In the original game, for whatever reason, they were programmed incredibly slow.
Compatible with both Rockman 4 (Japan) and Mega Man 4 (USA) ROMs.
Database match: Rockman 4 - Aratanaru Yabou!! (Japan)
Database: No-Intro: Nintendo Entertainment System (v. 20210216-231042)
File SHA-1: E68B65EB8B02EF57F5C0416E51070FA5CA7AC678
File CRC32: F9EE29F8
ROM SHA-1: 83F5EA60D6E6489EC0E5AF4B938D2D1C8FD24DD5
ROM CRC32: F161A5D8