ALGOL-N is a simplified subset of ALGOL 68 that was quite popular in Asia in the 1970's in particular on Japanese computer hardware.
Links
- ALGOL-N - Formal spec in an English translation put forward by S. Igarashi, T. Iwamura, K. Sakuma, T. Simauti, T. Simuzu, S. Takasu, E. Wada, N. Yoneda