Taiyo Yamanaka
2019
| J2 CAUSEWAYBAY | [2] | Final |
| J2 NAGOYA | [9] | 2R |
| JAOSAKA | [15] | 3R |
| J1 REPENTIGNY | 2R | |
| J1 NANJING | [2] | Quarter |
| J2 SHANGHAI | [3] | 1R |
| J4 NONTHABURI-2 | [1] | Win |
| J4 NONTHABURI | [1] | Win |
| J5 NONTHABURI | [1] | Win |
| J2 TAINAN | [4] | Win |
| J3 MELBOURNE | [8] | 2R |
| J4 MORNINGTON | [6] | Win |
| JAPORTOALEGRE | 1R | |
| J1 LAMBARE | 1R |
2018
| J2 NAGOYA | 2R | |
| J500OSAKA | 2R | |
| J4 HYOGO-2 | [7] | Quarter |
| J4 HYOGO | [8] | Win |
| J4 CHANGHUACOUNTY | [11] | Quarter |
| J2 TAINAN | 1R | |
| J3 BEIJING | 2R | |
| J4 BEIJING | [10] | 3R |
| J1 SARAWAK | 2R |
2017
| J4 MANILA-2 | [4] | Semi |
| J4 MANILA | [3] | Semi |
| J2 NAGOYA | 2R | |
| J500OSAKA | 2R | |
| J4 HYOGO-2 | Quarter | |
| J4 HYOGO | 2R | |
| J4 LAUTOKA | [6] | 3R |
2016
| J500OSAKA | 1R |
Nation
JPN
Age
24 years old (born in 2001)
World Ranking
ATP Ranking　859th
Year-end Junior World Ranking
- Year-end 2019 80th
- Year-end 2018 262th
Match Details
J2 CAUSEWAYBAY
| W | 1R | Mai Gao | 6-2 6-0 |
| W | 2R | Woobin Shin | 6-3 6-1 |
| W | QF | Ki Lung Ng | 5-1 |
| W | SF | Wai Yu Kai | 6-2 0-6 6-4 |
| L | F | Alexander Hoogmartens | 3-6 3-6 |
J2 NAGOYA
| L | 2R | Maks Kasnikowski | 6-7 3-6 |
JAOSAKA
| W | 1R | William Nolan | 6-4 5-7 7-6 |
| W | 2R | Alex Bulte | 7-6 6-4 |
| L | 3R | Yunchaokete Bu | 1-6 3-6 |
J1 REPENTIGNY
| W | 1R | Jaden Weekes | 6-3 3-0 |
| L | 2R | Eliot Spizzirri | 2-6 6-4 4-6 |
J1 NANJING
J2 SHANGHAI
| L | 1R | Linghao Zhang | 6-1 1-2 |
J4 NONTHABURI-2
| W | 2R | Sandeep Vm | 6-4 6-2 |
| W | 3R | Tanapatt Nirundorn | 6-1 6-4 |
| W | QF | Ajay Malik | 6-2 6-0 |
| W | SF | Tim Thomas Gauntlett | 7-6 6-3 |
| W | F | Sebastian Nothhaft | 7-6 6-0 |
J4 NONTHABURI
| W | 2R | Uddayvir Singh | 6-2 6-0 |
| W | 3R | Ajay Malik | 6-2 7-5 |
| W | QF | Eytan Michaeli | 3-6 7-6 6-0 |
| W | SF | Sebastian Nothhaft | 6-2 6-3 |
| W | F | Dev Javia | 6-3 7-5 |
J5 NONTHABURI
| W | 2R | Pawarit Yoobumrung | 6-2 6-0 |
| W | 3R | Anapat Timangkul | 6-2 6-2 |
| W | QF | Sandeep Vm | 6-1 6-3 |
| W | SF | Guntinun Sootinun-Opart | 7-5 6-1 |
| W | F | Peerapat Dedthonglang | 6-2 6-1 |
J2 TAINAN
| W | 1R | Ming-Chieh Chiu | 6-2 6-4 |
| W | 2R | Qian Sun | 6-2 6-1 |
| W | QF | Tai Leonard Sach | 6-4 6-2 |
| W | SF | Jin Gu | 6-3 7-6 |
| W | F | Chang-Lin Tsai | 6-4 6-3 |
J3 MELBOURNE
| W | 1R | Philip Sekulic | 7-6 6-4 |
| L | 2R | Cihan Akay | 6-3 3-6 4-6 |
J4 MORNINGTON
| W | 1R | Joel Stevens | 2-6 6-3 6-1 |
| W | 2R | Patrick Kotan | 6-3 6-4 |
| W | QF | Chen Dong | 4-6 7-6 6-0 |
| W | SF | Kamil Kozlowski | 7-5 6-1 |
| W | F | Cihan Akay | 6-0 6-0 |
JAPORTOALEGRE
| L | 1R | Nicolas Alvarez Varona | 5-7 6-7 |
J1 LAMBARE
| L | 1R | Carlos Gimeno Valero | 2-6 2-6 |
J2 NAGOYA
| W | 1R | Kohei Hayashi | 6-1 6-2 |
| L | 2R | Dane Sweeny | 0-6 2-6 |
J500OSAKA
| W | 1R | Emiliano Maggioli | 6-4 7-5 |
| L | 2R | Zane Khan | 1-6 6-7 |
J4 HYOGO-2
| W | 1R | Kaiyo Teshima | 6-3 6-1 |
| W | 2R | Ryota Fukushima | 6-2 6-4 |
| L | QF | Shunsuke Mitsui | 4-6 2-6 |
J4 HYOGO
| W | 1R | Kaiyo Teshima | 6-4 6-1 |
| W | 2R | Bohua Dong | 6-3 6-1 |
| W | QF | Noritaka Koizumi | 6-1 6-3 |
| W | SF | Riku Takahata | 6-4 2-6 6-2 |
| W | F | Keisuke Saitoh | 6-3 6-1 |
J4 CHANGHUACOUNTY
| W | 2R | Hsun Huang Hung | 6-1 6-2 |
| W | 3R | Rishabh Sharda | 6-4 6-4 |
| L | QF | Chang-Lin Tsai | 3-6 7-6 2-6 |
J2 TAINAN
| L | 1R | Megh Bhargav Patel | 1-6 0-6 |
J3 BEIJING
| W | 1R | Runyu Zhao | 6-2 6-4 |
| L | 2R | Megh Bhargav Patel | 1-6 3-6 |
J4 BEIJING
| W | 1R | Shuai Luo | 6-2 6-0 |
| W | 2R | Yukun Wang | 6-2 6-4 |
| L | 3R | Xiaofei Wang | 6-4 5-7 1-6 |
J1 SARAWAK
| W | 1R | Danial Ahmad Farid | 6-3 6-2 |
| L | 2R | Jack Draper | 6-4 6-7 1-4 |
J4 MANILA-2
| W | 1R | Jose Antonio Tria | 6-2 6-2 |
| W | 2R | Darrshan Suresh | 6-1 6-3 |
| W | QF | Kei Manaka | 6-2 6-2 |
| L | SF | John Bryan Decasa Otico | 5-7 0-6 |
J4 MANILA
| W | 1R | Stephan Lhuillier | 6-0 6-1 |
| W | 2R | Justin Oeni | 6-3 6-3 |
| W | QF | Jose Antonio Tria | 6-2 6-4 |
| L | SF | Arthur Craig Pantino | 1-6 2-6 |
J2 NAGOYA
| W | 1R | Yamato Sueoka | 7-5 6-3 |
| L | 2R | Dane Sweeny | 3-6 3-6 |
J500OSAKA
| W | 1R | Yi Jui Lo | 6-2 6-4 |
| L | 2R | Ryuki Matsuda | 0-6 5-7 |
J4 HYOGO-2
| W | 1R | Masumi Komada | 6-0 6-0 |
| W | 2R | Chang-Lin Tsai | 6-1 6-3 |
| L | QF | Hikaru Shiraishi | 0-6 4-6 |
J4 HYOGO
| W | 1R | Tomoya Fujiwara | 6-3 6-1 |
| L | 2R | Shunsuke Mitsui | 4-6 2-6 |
J4 LAUTOKA
| W | 2R | Jae Woo Choi | 6-2 6-0 |
| L | 3R | Mann Shah | 6-7 3-6 |
J500OSAKA
| L | 1R | Nicola Kuhn | 1-6 2-6 |
Junior Tennis Database is a site that summarizes the results of ITF junior tennis tournaments.
Number of registered tournaments: 14549, Number of registered players: 7,577, Number of registered results: 451,713