| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 51. F A Terzian vs E Tsuboi |
| ½-½ | 47 | 1984 | Brazilian Interclub Championship | D00 Queen's Pawn Game |
| 52. R Filguth vs E Tsuboi |
| 0-1 | 68 | 1984 | Brazilian Interclub Championship | A34 English, Symmetrical |
| 53. R Gervasio vs E Tsuboi |
| 0-1 | 27 | 1985 | Brazilian Championship | A77 Benoni, Classical, 9...Re8, 10.Nd2 |
| 54. J S Bezerra de Lucena vs E Tsuboi |
| 0-1 | 41 | 1985 | Brazilian Championship | A07 King's Indian Attack |
| 55. E Tsuboi vs F Serra Azul Neto |
| 1-0 | 17 | 1985 | Brazilian Championship | D25 Queen's Gambit Accepted |
| 56. E Tsuboi vs R Filguth |
| 0-1 | 29 | 1985 | Brazilian Championship | A56 Benoni Defense |
| 57. J J Lemos vs E Tsuboi |
| ½-½ | 40 | 1985 | Brazilian Championship | A04 Reti Opening |
| 58. E Tsuboi vs J Chaves |
| 1-0 | 47 | 1985 | Brazilian Championship | B57 Sicilian |
| 59. E Tsuboi vs S H Trindade |
| 0-1 | 46 | 1985 | Brazilian Championship | B98 Sicilian, Najdorf |
| 60. C Melo vs E Tsuboi |
| ½-½ | 61 | 1985 | Brazilian Championship | B51 Sicilian, Canal-Sokolsky (Rossolimo) Attack |
| 61. E Tsuboi vs P Camara |
| 1-0 | 37 | 1985 | Brazilian Championship | B05 Alekhine's Defense, Modern |
| 62. E Tsuboi vs P Florencio da Silva |
| ½-½ | 31 | 1985 | Brazilian Championship | D30 Queen's Gambit Declined |
| 63. P C de Souza Haro vs E Tsuboi |
| 1-0 | 45 | 1985 | Brazilian Championship | E20 Nimzo-Indian |
| 64. H Carvalho vs E Tsuboi |
| 0-1 | 61 | 1986 | Brazilian Championship | D76 Neo-Grunfeld, 6.cd Nxd5, 7.O-O Nb6 |
| 65. E Tsuboi vs A S Segal |
| 0-1 | 53 | 1986 | Brazilian Championship | B05 Alekhine's Defense, Modern |
| 66. R Teixeira vs E Tsuboi |
| 0-1 | 60 | 1986 | Brazilian Championship | D85 Grunfeld |
| 67. E Tsuboi vs C Braga |
| 1-0 | 41 | 1986 | Brazilian Championship | A07 King's Indian Attack |
| 68. E Tsuboi vs F Trois |
| ½-½ | 71 | 1986 | Brazilian Championship | C73 Ruy Lopez, Modern Steinitz Defense |
| 69. F Alves vs E Tsuboi |
| ½-½ | 32 | 1986 | Brazilian Championship | B98 Sicilian, Najdorf |
| 70. E Tsuboi vs P C de Souza Haro |
| 1-0 | 68 | 1986 | Brazilian Championship | C65 Ruy Lopez, Berlin Defense |
| 71. A de Castro vs E Tsuboi |
| 1-0 | 43 | 1986 | Brazilian Championship | A46 Queen's Pawn Game |
| 72. M A Asfora vs E Tsuboi |
| ½-½ | 57 | 1986 | Brazilian Championship | A37 English, Symmetrical |
| 73. H A Machado Jr vs E Tsuboi |
| ½-½ | 39 | 1986 | Brazilian Championship | A04 Reti Opening |
| 74. E Tsuboi vs E Limp |
| 1-0 | 24 | 1986 | Brazilian Championship | B93 Sicilian, Najdorf, 6.f4 |
| 75. E Tsuboi vs J Schammo |
 | 1-0 | 24 | 1986 | Dubai Olympiad | C10 French |
Kibitzing
