| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 51. J Ost-Hansen vs R Beyen |
| 1-0 | 38 | 1975 | 1st EEC Team Championship | A00 Uncommon Opening |
| 52. F Meinsohn vs J Ost-Hansen |
| 0-1 | 40 | 1975 | 1st EEC Team Championship | A31 English, Symmetrical, Benoni Formation |
| 53. J Ost-Hansen vs G Haas |
| ½-½ | 29 | 1975 | 1st EEC Team Championship | A07 King's Indian Attack |
| 54. B Schmidt vs J Ost-Hansen |
| 0-1 | 65 | 1975 | 1st EEC Team Championship | A56 Benoni Defense |
| 55. J Ost-Hansen vs H Ree |
| ½-½ | 17 | 1975 | 1st EEC Team Championship | B30 Sicilian |
| 56. B Toth vs J Ost-Hansen |
| ½-½ | 63 | 1975 | 1st EEC Team Championship | A56 Benoni Defense |
| 57. B Kernan vs J Ost-Hansen |
| ½-½ | 22 | 1975 | 1st EEC Team Championship | B84 Sicilian, Scheveningen |
| 58. J Ost-Hansen vs H Reichgeld |
| 1-0 | 25 | 1976 | Haifa Olympiad | B51 Sicilian, Canal-Sokolsky (Rossolimo) Attack |
| 59. R Balinas vs J Ost-Hansen |
| ½-½ | 20 | 1976 | Haifa Olympiad | C02 French, Advance |
| 60. J Ost-Hansen vs Y Rantanen |
| ½-½ | 17 | 1976 | Haifa Olympiad | B43 Sicilian, Kan, 5.Nc3 |
| 61. J Ost-Hansen vs A Ludgate |
 | 1-0 | 31 | 1976 | Haifa Olympiad | A07 King's Indian Attack |
| 62. F Hoelzl vs J Ost-Hansen |
| 1-0 | 53 | 1976 | Haifa Olympiad | B17 Caro-Kann, Steinitz Variation |
| 63. A Puhm vs J Ost-Hansen |
| ½-½ | 64 | 1976 | Haifa Olympiad | B40 Sicilian |
| 64. Chandler vs J Ost-Hansen |
| ½-½ | 41 | 1976 | Haifa Olympiad | B22 Sicilian, Alapin |
| 65. L Gonzalez vs J Ost-Hansen |
| ½-½ | 44 | 1976 | Haifa Olympiad | B17 Caro-Kann, Steinitz Variation |
| 66. J Ost-Hansen vs K Harandi |
| 1-0 | 41 | 1976 | Haifa Olympiad | C69 Ruy Lopez, Exchange, Gligoric Variation |
| 67. J Ost-Hansen vs L Ogaard |
| ½-½ | 10 | 1976 | Haifa Olympiad | C09 French, Tarrasch, Open Variation, Main line |
| 68. J Ost-Hansen vs A Ornstein |
| ½-½ | 23 | 1976 | Haifa Olympiad | E67 King's Indian, Fianchetto |
| 69. J Ost-Hansen vs B Sorensen |
| ½-½ | 27 | 1979 | Danish Championship | C00 French Defense |
| 70. J Ost-Hansen vs N J Fries-Nielsen |
| ½-½ | 23 | 1979 | Danish Championship | A00 Uncommon Opening |
| 71. J Ost-Hansen vs J Hvenekilde |
| 1-0 | 37 | 1979 | Danish Championship | A07 King's Indian Attack |
| 72. E Mortensen vs J Ost-Hansen |
| 0-1 | 43 | 1979 | Danish Championship | B14 Caro-Kann, Panov-Botvinnik Attack |
| 73. J Kristiansen vs J Ost-Hansen |
| 1-0 | 41 | 1979 | Danish Championship | B10 Caro-Kann |
| 74. J Ost-Hansen vs C Hoi |
| 0-1 | 41 | 1979 | Danish Championship | B08 Pirc, Classical |
| 75. E Pedersen vs J Ost-Hansen |
| 0-1 | 30 | 1979 | Danish Championship | C02 French, Advance |
Kibitzing
