| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 26. C Braga vs E Tsuboi |
| 1-0 | 26 | 1982 | Brazilian Championship | A07 King's Indian Attack |
| 27. D Lima vs E Tsuboi |
| 1-0 | 41 | 1982 | Brazilian Championship | A48 King's Indian |
| 28. W Martins Madeira vs E Tsuboi |
| 0-1 | 38 | 1982 | Brazilian Championship | B22 Sicilian, Alapin |
| 29. E Tsuboi vs J A Chaves |
| 0-1 | 27 | 1982 | Brazilian Championship | B89 Sicilian |
| 30. A S Segal vs E Tsuboi |
| 1-0 | 32 | 1982 | Brazilian Championship | A66 Benoni |
| 31. E Tsuboi vs A Ticianeli |
| ½-½ | 86 | 1982 | Brazilian Championship | C95 Ruy Lopez, Closed, Breyer |
| 32. E Tsuboi vs R Filguth |
| 0-1 | 42 | 1982 | Brazilian Championship | C19 French, Winawer, Advance |
| 33. E Tsuboi vs F Trois |
| 0-1 | 46 | 1982 | Brazilian Championship | B06 Robatsch |
| 34. H van Riemsdijk vs E Tsuboi |
| 1-0 | 29 | 1982 | Brazilian Championship | B95 Sicilian, Najdorf, 6...e6 |
| 35. M Moennich vs E Tsuboi |
| 0-1 | 32 | 1984 | Brazilian Championship | A07 King's Indian Attack |
| 36. E Tsuboi vs A Pacini |
| 1-0 | 33 | 1984 | Brazilian Championship | B42 Sicilian, Kan |
| 37. E Tsuboi vs H Carvalho |
| 1-0 | 43 | 1984 | Brazilian Championship | B05 Alekhine's Defense, Modern |
| 38. E Tsuboi vs A C Rocha |
| ½-½ | 65 | 1984 | Brazilian Championship | C93 Ruy Lopez, Closed, Smyslov Defense |
| 39. R P del Bosco vs E Tsuboi |
| ½-½ | 43 | 1984 | Brazilian Championship | E10 Queen's Pawn Game |
| 40. H Camara vs E Tsuboi |
| 1-0 | 41 | 1984 | Brazilian Championship | A46 Queen's Pawn Game |
| 41. E Tsuboi vs M Paes de Almeida |
| 1-0 | 33 | 1984 | Brazilian Championship | B32 Sicilian |
| 42. E Tsuboi vs C Man Yee |
| 1-0 | 41 | 1984 | Brazilian Championship | B08 Pirc, Classical |
| 43. E Tsuboi vs A S Segal |
| ½-½ | 16 | 1984 | Brazilian Championship | B06 Robatsch |
| 44. R Araujo vs E Tsuboi |
| 0-1 | 35 | 1984 | Brazilian Championship | A04 Reti Opening |
| 45. G Milos vs E Tsuboi |
| 1-0 | 58 | 1984 | Brazilian Championship | A04 Reti Opening |
| 46. E Limp vs E Tsuboi |
| 1-0 | 30 | 1984 | Brazilian Championship | B99 Sicilian, Najdorf, 7...Be7 Main line |
| 47. E Tsuboi vs H van Riemsdijk |
| ½-½ | 15 | 1984 | Brazilian Championship | C85 Ruy Lopez, Exchange Variation Doubly Deferred (DERLD) |
| 48. E Tsuboi vs P Giusti |
| 1-0 | 51 | 1984 | Brazilian Interclub Championship | C89 Ruy Lopez, Marshall |
| 49. E Tsuboi vs J A Gimenez |
| 1-0 | 51 | 1984 | Brazilian Interclub Championship | C78 Ruy Lopez |
| 50. E Soyaux de Almeida vs E Tsuboi |
| ½-½ | 60 | 1984 | Brazilian Interclub Championship | B50 Sicilian |
Kibitzing
