| Yablun R | MATHAMAZEMENT | Contemporary Books | 1996 | |
| Yabuuti K | UNE HISTOIRE DES MATHEMATIQUES CHINOISES | Belin | 2000 | Histoire |
| Yaglom Y & Y | CHALLENGING MATHEMATICAL PROBLEMS 1 & 2 | Holden Day | 1964 | |
| Yates S | REPUNITS AND REPETENDS | Yates | 1982 | |
| Yoshigahara Nob | PUZZLART ( EN JAPONAIS) | 1992 | Puzzles | |
| Yoshigahara Nob | PUZZLES 101 | Peters Ltd | 2004 | |
| Yoshigahara Nob | THE GLASS PUZZLE ANSWER BOOK | Toyo Glass | 1995 |