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Giovanni Fonio vs. Taiyo Yamanaka - head to head matches
| 28.09.20 | q 2 | Giovanni Fonio | Taiyo Yamanaka | 6-4, 6-72, 10-8 | match details |  M25 Porto | Hard |
Giovanni Fonio form & Taiyo Yamanaka form
Giovanni Fonio - last matches
 Tallahassee Challenger - Clay | ||||
| 15.04.24 1st round | vs. Joel Schwaerzler | 2-6, 4-6 |  | match details |
| Sarasota Challenger - Clay | ||||
| 09.04.24 1st round | vs. Alexander Ritschard | 3-6, 1-6 | | match details |
| 08.04.24 qual. | vs. Kyle Edmund | 6-2, 6-3 |  | match details |
| 07.04.24 q 1 | vs. Duarte Vale | 6-3, 6-4 | | match details |
 Mexico City - Clay | ||||
| 02.04.24 1st round | vs. Nicolas Mejia | 3-6, 2-6 | | match details |
 M25 Badalona - Clay | ||||
| 20.03.24 1st round | vs. Imanol Lopez Morillo | 4-6, 5-7 | | match details |
 Szekesfehervar Challenger - Clay | ||||
| 11.03.24 1st round | vs. Zsombor Piros | 3-6, 2-6 | | match details |
| Tenerife 3 - Hard | ||||
| 25.02.24 q 1 | vs. Carlos Lopez Montagud | 4-6, 2-6 | | match details |
| Tenerife 2 - Hard | ||||
| 20.02.24 1st round | vs. Adrian Andreev | 6-4, 3-6, 5-7 | | match details |
| 19.02.24 qual. | vs. Javier Barranco Cosano | 6-4, 3-6, 6-4 | | match details |
| 18.02.24 q 1 | vs. Lorenzo Giustino | 4-6, 6-4, 6-1 | | match details |
 Bengaluru Challenger - Hard | ||||
| 12.02.24 1st round | vs. Gauthier Onclin | 4-6, 6-1, 6-75 | | match details |
| Chennai Challenger - Hard | ||||
| 07.02.24 2nd round | vs. Sumit Nagal | 5-7, 2-6 | | match details |
| 05.02.24 1st round | vs. Maxime Janvier | 6-4, 3-6, 7-5 | | match details |
 Nonthaburi 3 - Hard | ||||
| 20.01.24 1/2 | vs. Seong Chan Hong | 4-6, 1-6 | | match details |
| 19.01.24 1/4 | vs. Nicolas Moreno De Alboran | 6-4, 6-4 | | match details |
| 18.01.24 2nd round | vs. Sho Shimabukuro | 6-0, 6-75, 7-5 | | match details |
| 16.01.24 1st round | vs. Jules Marie | 6-2, 4-1, Jules Marie - retired | | match details |
| 15.01.24 qual. | vs. Lucas Poullain | 4-6, 7-65, 6-2 | | match details |
| 14.01.24 q 1 | vs. Nick Hardt | 6-4, 6-2 | | match details |
| Nonthaburi 2 - Hard | ||||
| 10.01.24 2nd round | vs. Brandon Holt | 6-78, 1-6 | | match details |
| 08.01.24 1st round | vs. Dominik Palan | 6-75, 6-4, 7-62 | | match details |
| Nonthaburi 1 - Hard | ||||
| 31.12.23 q 1 | vs. Christian Langmo | 3-6, 6-3, 6-73 | | match details |
 Yokkaichi Challenger - Hard | ||||
| 01.12.23 1/4 | vs. Marc Polmans | 1-6, 7-66, 2-6 | | match details |
| 30.11.23 2nd round | vs. Yosuke Watanuki | 3-6, 6-2, 7-5 | | match details |
| 27.11.23 1st round | vs. Kalin Ivanovski | 4-6, 7-65, 7-65 | | match details |
| Yokohama Challenger - Hard | ||||
| 23.11.23 1/4 | vs. Yosuke Watanuki | 6-3, 2-6, 1-6 | | match details |
| 22.11.23 2nd round | vs. Leandro Riedi | 4-6, 7-64, 6-4 | | match details |
| 21.11.23 1st round | vs. August Holmgren | 6-4, 6-1 | | match details |
| 19.11.23 qual. | vs. Colin Sinclair | 3-6, 7-5, 6-73 | | match details |
Taiyo Yamanaka - last matches
| M15 Kashiwa - Hard | ||||
| 03.04.24 1st round | vs. Ryotaro Taguchi | 1-6, 4-6 | | match details |
| 01.04.24 qual. | vs. Ray Ho | 3-6, 6-3, 3-10 | | match details |
| 31.03.24 q 1 | vs. Seon Yong Han | 6-4, 6-0 | | match details |
| M15 Tsukuba - Hard | ||||
| 24.03.24 q 1 | vs. Jumpei Yamasaki | 3-6, 1-6 | | match details |
| M15 Nishi - Hard | ||||
| 20.03.24 1st round | vs. Jie Cui | 4-6, 4-6 | | match details |
| 19.03.24 qual. | vs. Jumpei Yamasaki | 7-5, 6-3 | | match details |
| 18.03.24 q 1 | vs. Mattias Southcombe | 6-3, 6-4 | | match details |
| M15 Hinode - Hard | ||||
| 13.03.24 1st round | vs. Yan Bai | 6-3, 4-6, 1-6 | | match details |
| 11.03.24 q 2 | vs. Yusaku Sugaya | 6-4, 6-2 | | match details |
| 11.03.24 qual. | vs. Kentaro Otsuka | 6-1, 6-2 | | match details |
| 10.03.24 q 1 | vs. Lennon Roark Jones | 6-1, 6-2 | | match details |
 M15 Monastir - Hard | ||||
| 18.02.24 q 1 | vs. Niklas Waldner | 4-6, 4-6 | | match details |
| M15 Monastir - Hard | ||||
| 15.02.24 2nd round | vs. Carlo Alberto Caniato | 6-4, 3-6, 1-6 | | match details |
| 14.02.24 1st round | vs. Mika Brunold | 6-2, 6-2 | | match details |
| 12.02.24 qual. | vs. Michael Zhu | 6-4, 6-3 | | match details |
| 12.02.24 q 2 | vs. Filippo Mazzola | 6-0, 7-5 | | match details |
| 11.02.24 q 1 | vs. Ludovico Vaccari | 6-0, 6-3 | | match details |
| M15 Monastir - Hard | ||||
| 05.02.24 q 2 | vs. Mohamed Nazim Makhlouf | 4-6, 7-5, 14-16 | | match details |
| 04.02.24 q 1 | vs. Benoit Torcq | 7-64, 6-1 | | match details |
| M15 Monastir - Hard | ||||
| 29.01.24 q 2 | vs. Andres Fernandez Canovas | 3-6, 0-6 | | match details |
| 28.01.24 q 1 | vs. Yashvardhan Singh | 6-0, 6-0 | | match details |
| M15 Monastir - Hard | ||||
| 24.01.24 1st round | vs. Adrien Gobat | 7-66, 5-7, 2-6 | | match details |
| 22.01.24 q 2 | vs. Rui Ning Huang | 6-3, 6-1 | | match details |
| 22.01.24 qual. | vs. Nicolas Jadoun | 5-7, 6-3, 10-1 | | match details |
| 21.01.24 q 1 | vs. Luca Bluett | 6-1, 6-1 | | match details |
| M15 Yanagawa - Hard | ||||
| 27.12.23 1st round | vs. Shunsuke Nakagawa | 6-4, 4-6, 5-7 | | match details |
| M15 Yanagawa - Hard | ||||
| 20.12.23 qual. | vs. Yamato Sueoka | 6-2, 4-6, 6-10 | | match details |
| 18.12.23 q 1 | vs. David Krasner | 6-4, 7-63 | | match details |
 M15 Ipoh - Hard | ||||
| 20.11.23 q 2 | vs. Ke Hau Hung | - Taiyo Yamanaka - walk over | | match details |
| M15 Kuching - Hard | ||||
| 18.11.23 1/2 | vs. Hikaru Shiraishi | 1-6, - Taiyo Yamanaka - retired | | match details |