| Challenger Series TT | 05/07 11:00 | 50 | Mike Hollo v Leonardo Iizuka | L | 3-1 | |
| Challenger Series TT | 05/07 10:15 | 2 | Enio Mendes v Leonardo Iizuka | L | 3-1 | |
| Challenger Series TT | 05/07 07:40 | - | Daniel Rinderer v Leonardo Iizuka | W | 2-3 | |
| Challenger Series TT | 05/07 06:30 | - | Sven Happek v Leonardo Iizuka | W | 0-3 | |
| Challenger Series TT | 05/06 15:50 | - | Marius Henninger v Leonardo Iizuka | L | 3-2 | |
| Challenger Series TT | 05/06 14:05 | - | Mike Hollo v Leonardo Iizuka | W | 1-3 | |
| Challenger Series TT | 05/06 11:45 | - | Enio Mendes v Leonardo Iizuka | W | 2-3 | |
| Challenger Series TT | 05/06 10:35 | - | Dennis Klein v Leonardo Iizuka | L | 3-0 | |
| Challenger Series TT | 05/06 06:30 | - | Patrik Juhasz v Leonardo Iizuka | W | 1-3 | |
| WTT Feeder - Otocec | 03/30 11:45 | 5 | Leonardo Iizuka v Can Akkuzu | L | 1-3 | |
| WTT Feeder - Otocec | 03/29 17:05 | 6 | Guilherme Teodoro v Leonardo Iizuka | W | 0-3 | |
| WTT Contender - Rio - Calificari | 08/08 14:45 | - | Leonardo Iizuka v Gustavo Gomez | L | 2-3 |