| RefNo | Title | Date |
| HB/E/23/10 | Competitions \ Masako Ohya Japan World Ballet Competition | 1983-1987 |
| HB/O/85 | Gold Medal \ Sixth Masako Ohya Japan World Ballet Competition in Osaka | |
| HB/E/27/6 | John Gregory \ Correspondence \ 1991 | 1991 |
| HB/E/22/4 | Competitions \ Theatre des Champs-Elysees, Paris \ 1986 | 1986 |