Taisei Ichikawa
2018
| J500OSAKA | [3] | 1R |
| US OPEN JUNIOR | Quarter | |
| J1 REPENTIGNY | Semi | |
| J1 NANJING | [1] | Semi |
| WIMBLEDON JUNIOR | 2R | |
| J1 CHARLEROI-MARCINELLE | [16] | 2R |
| J3 BEIJING | [1] | Final |
| J1 SARAWAK | [4] | 3R |
| J1 LAMBARE | [7] | Quarter |
| AUSTRALIAN OPEN JUNIOR | 2R | |
| J1 TRARALGON | 1R |
2017
| J2 TINHAUHONGKONG | [5] | Semi |
| J2 NAGOYA | [2] | Quarter |
| J500OSAKA | [6] | 2R |
| J1 NANJING | [4] | Quarter |
| J3 BEIJING | [2] | Final |
| J3 TAINAN | [3] | Win |
| J1 SARAWAK | 3R | |
| J1 NONTHABURI | 1R | |
| J1 LAMBARE | 2R | |
| J1 BARRANQUILLA | 3R |
2016
| J500OSAKA | 1R |
Nation
JPN
Age
25 years old (born in 2000)
World Ranking
ATP Ranking　848th
Year-end Junior World Ranking
- Year-end 2018 56th
Match Details
J500OSAKA
| L | 1R | Blu Baker | 4-6 2-6 |
US OPEN JUNIOR
| W | 1R | Andrew Fenty | 4-6 6-2 6-3 |
| W | 2R | Thiago Agustin Tirante | 6-7 7-6 6-2 |
| W | 3R | Nicolas Mejia | 3-6 7-5 6-4 |
| L | QF | Thiago Seyboth Wild | 6-7 4-6 |
J1 REPENTIGNY
| W | 1R | Ilya Tiraspolsky | 6-2 6-0 |
| W | 2R | Gilbert Klier Junior | 5-1 |
| W | 3R | Facundo Diaz Acosta | 6-4 6-0 |
| W | QF | Anton Matusevich | 6-4 6-2 |
| L | SF | Hugo Gaston | 3-6 0-6 |
J1 NANJING
| W | 2R | Bohua Dong | 5-7 6-3 6-0 |
| W | 3R | Zhao Zhao | 6-3 6-0 |
| W | QF | Arthur Craig Pantino | 6-1 6-4 |
| L | SF | Yunchaokete Bu | 7-5 4-6 4-6 |
WIMBLEDON JUNIOR
| W | 1R | Stefan Palosi | 7-6 7-5 |
| L | 2R | Cannon Kingsley | 4-6 6-1 1-6 |
J1 CHARLEROI-MARCINELLE
| L | 2R | Minjong Park | 1-6 6-3 3-6 |
J3 BEIJING
| W | 1R | Qian Sun | 6-3 6-4 |
| W | 2R | Mingzhou Zhou | 6-2 4-6 6-1 |
| W | QF | Zhao Zhao | 3-6 6-0 6-3 |
| W | SF | Yunchaokete Bu | 6-4 6-3 |
| L | F | Shintaro Mochizuki | 3-6 6-7 |
J1 SARAWAK
| W | 2R | Henri Squire | 6-3 1-6 6-1 |
| L | 3R | Jack Draper | 2-6 2-6 |
J1 LAMBARE
| W | 2R | Bruno Caula | 2-6 6-1 6-3 |
| W | 3R | Igor Gimenez | 4-6 6-4 6-3 |
| L | QF | Drew Baird | 4-6 4-6 |
AUSTRALIAN OPEN JUNIOR
| W | 1R | Daniel Michalski | 7-5 6-7 6-3 |
| L | 2R | Chun Hsin Tseng | 7-6 3-6 0-6 |
J1 TRARALGON
| L | 1R | Ondrej Styler | 4-6 6-7 |
J2 TINHAUHONGKONG
| W | 1R | Isaac Becroft | 6-1 6-3 |
| W | 2R | Tsz Yan Adrian Yao | 6-2 6-4 |
| W | QF | Siddhant Banthia | 6-3 6-3 |
| L | SF | Chun Hsin Tseng | 4-6 0-6 |
J2 NAGOYA
| W | 2R | Ryota Ishii | 6-1 6-2 |
| W | 3R | Hiroki Sakagawa | 7-5 6-3 |
| L | QF | Kazuki Shimizu | 4-6 2-6 |
J500OSAKA
| W | 1R | Gilad Tamar | 6-2 6-2 |
| L | 2R | Rinky Hijikata | 2-6 7-5 4-6 |
J1 NANJING
| W | 2R | Sida Zeng | 7-5 6-3 |
| W | 3R | Xinmu Zhou | 6-2 1-1 |
| L | QF | Christian Didier Chin | 2-6 3-6 |
J3 BEIJING
| W | 1R | Yu-Hsiang Su | 6-4 6-3 |
| W | 2R | Xiaofei Wang | 6-1 6-4 |
| W | QF | Zhiyu Chen | 6-3 6-2 |
| W | SF | John Bryan Decasa Otico | 6-2 6-2 |
| L | F | James Kent Trotter | 6-4 4-6 0-6 |
J3 TAINAN
| W | 1R | Ying-Ze Chen | 6-1 6-1 |
| W | 2R | Chang-Lin Tsai | 6-1 6-4 |
| W | QF | Campbell Salmon | 7-6 6-4 |
| W | SF | Abhimanyu Vannemreddy | 7-6 6-1 |
| W | F | Yecong Mo | 6-3 2-6 6-3 |
J1 SARAWAK
| W | 1R | Yu-Hsiang Su | 6-1 6-2 |
| W | 2R | Len Schouten | 6-0 6-2 |
| L | 3R | Naoki Tajima | 2-6 6-4 5-7 |
J1 NONTHABURI
| L | 1R | Tonkla Mulada | 4-6 3-6 |
J1 LAMBARE
| W | 1R | Ezequiel Agustin Santalla | 6-7 7-6 6-1 |
| L | 2R | Brian Cernoch | 6-7 2-6 |
J1 BARRANQUILLA
| W | 1R | Timothy Sah | 6-1 6-4 |
| W | 2R | Juan Manuel Lopez | 6-7 6-0 6-4 |
| L | 3R | Patrick Kristensen | 7-5 3-6 2-6 |
J500OSAKA
| L | 1R | David Juras | 4-6 6-3 4-6 |
Junior Tennis Database is a site that summarizes the results of ITF junior tennis tournaments.
Number of registered tournaments: 14431, Number of registered players: 7,550, Number of registered results: 449,006