The racer will not start moving until you press the button. You can drive at less than 59 km/h. But if the speed becomes higher, then it will not fall below 59 km/h. The maximum speed of the motorcycle has been increased to 250 km/h.
Database match: Zippy Race (Japan)
Database: No-Intro: Nintendo Entertainment System (v. 20210216-231042)
File SHA-1: AA032FB70BC122F00E368E6AAAF84BD8C6382E40
File CRC32: 6F0E4A40
ROM SHA-1: ACE488D8FA6AD5FB528F759E6BED66B3CFEF042D
ROM CRC32: E492D45A