Reiya Hattori
2023
| J500 OSAKA | 2R | |
| J300 CHARLEROI-MARCINELLE | 1R | |
| J200 PIESTANY | [8] | 2R |
| J300 PLOVDIV | 1R | |
| J200 FLORENCE | [5] | 2R |
| J300 SARAWAK | [10] | 3R |
| J300 NONTHABURI | [12] | 2R |
| J200 NONTHABURI | [9] | 3R |
| J300 SALINAS | [6] | 1R |
| AUSTRALIAN OPEN JUNIOR | 1R |
2022
| JAPLANTATION | 1R | |
| J1 BRADENTON | 1R | |
| JAMERIDA | 1R | |
| JB1 OSAN-ASIACLOSED | [6] | Quarter |
| J2 CHUNCHEON | [7] | 1R |
| J2 NAGOYA | [4] | 3R |
| JAOSAKA | [12] | 2R |
| JB1 PUNE | [8] | Quarter |
| J2 SYDNEY | [4] | Quarter |
| J4 LAUTOKA-2 | [1] | Quarter |
| J4 LAUTOKA | [1] | Final |
| J3 COCHABAMBA | [2] | 1R |
| J3 LAPAZ | [2] | Quarter |
| J3 LIMA | [3] | Quarter |
| J3 MONASTIR | [4] | 1R |
| J3 SOUSSE | [3] | 1R |
| J3 CANCUN-3 | [6] | Semi |
| J3 CANCUN-2 | [2] | 3R |
| J1 NONTHABURI | 3R | |
| J2 KOLKATA | 1R | |
| J2 CHANDIGARH | 1R | |
| J3 CHANDIGARH | 1R |
2021
| YOshis CUP | Q4 | |
| J5 MATSUYAMA | [4] | 1R |
| J4 NAIROBI-6 | [2] | 3R |
| J4 NAIROBI-5 | [11] | Quarter |
| J4 NAIROBI-4 | [8] | Win |
| J4 MIKI-CITY-2 | [8] | Quarter |
| J4 MIKI-CITY | [8] | 1R |
2020
| J5 MATSUYAMA-2 | 2R | |
| J5 YAMANASHI-2 | 2R | |
| J5 HONFLEUR-2 | 2R | |
| J5 PONTSDECE-2 | 2R | |
| J5 MIJASCOSTA-2 | 2R | |
| J5 PHNOMPENH-2 | Quarter | |
| J5 PHNOMPENH | 2R |
2019
Nation
JPN
Generation
Born in 2005 (19-20 years old)
Year-end Junior World Ranking
- Year-end 2023 309th
- Year-end 2022 136th
- Year-end 2021 433th
- Year-end 2020 1404th
- Year-end 2019 2529th
Match Details
2023 J500 OSAKA
| W | 1R | Kerem Yilmaz | 6-3 4-6 6-4 |
| L | 2R | Hoyoung Roh | 6-4 2-6 1-6 |
2023 J300 CHARLEROI-MARCINELLE
| L | 1R | Cyrus Mahjoob | 4-6 4-6 |
2023 J200 PIESTANY
| L | 2R | Kostiantyn Mantach | 3-6 4-6 |
2023 J300 PLOVDIV
| L | 1R | Jan Kumstat | 2-6 2-6 |
2023 J200 FLORENCE
| W | 1R | Lapo Marianelli | 6-0 6-2 |
| L | 2R | Filippo Romano | 4-6 4-6 |
2023 J300 SARAWAK
| W | 2R | Weitao Xu | 6-3 4-6 6-0 |
| L | 3R | Yuvan Nandal | 6-3 2-6 1-6 |
2023 J300 NONTHABURI
| L | 2R | Seungmin Park | 1-6 2-6 |
2023 J200 NONTHABURI
| W | 2R | Josh Manuel | 7-5 6-3 |
| L | 3R | Yuvan Nandal | 2-6 3-6 |
2023 J300 SALINAS
| L | 1R | Lucca Guercio | 3-6 1-3 |
2023 AUSTRALIAN OPEN JUNIOR
| L | 1R | Ruslan Tiukaev | 4-6 3-6 |
2022 JAPLANTATION
| L | 1R | Alexander Razeghi | 2-6 3-6 |
2022 J1 BRADENTON
| L | 1R | Jonah Braswell | 4-6 0-6 |
2022 JAMERIDA
| L | 1R | Cooper Williams | 3-6 1-6 |
2022 JB1 OSAN-ASIACLOSED
| W | 1R | Tae Hoon Kim | 6-2 6-0 |
| W | 2R | Taewan Joo | 6-1 6-2 |
| W | 3R | Se Hyun Kim | 5-7 6-4 6-2 |
| L | QF | Gerard Campana Lee | 0-6 4-6 |
2022 J2 CHUNCHEON
| L | 1R | Se Hyuk Cho | 6-3 4-6 6-7 |
2022 J2 NAGOYA
| W | 2R | Yamato Yukawa | 6-4 6-1 |
| L | 3R | Yuto Oki | 4-6 6-3 3-6 |
2022 JAOSAKA
| W | 1R | Natsuki Yamamoto | 6-1 6-3 |
| L | 2R | Min Seok Maeng | 2-6 3-6 |
2022 JB1 PUNE
| W | 1R | Aryan Lakshmanan | 6-3 6-4 |
| W | 2R | Daksh Prasad | 2-6 6-3 6-2 |
| L | QF | Yuvan Nandal | 2-6 5-7 |
2022 J2 SYDNEY
| W | 1R | Hugh Winter | 6-2 6-2 |
| W | 2R | Cooper Errey | 7-6 6-1 |
| L | QF | Jeremy Zhang | 2-6 4-6 |
2022 J4 LAUTOKA-2
| W | 1R | Chase Zhao | 6-3 6-1 |
| W | 2R | Finn Burridge | 6-3 6-1 |
| L | QF | Brendan Nicholas Hendrata | 6-6 |
2022 J4 LAUTOKA
| W | 1R | Will Roberts | 6-1 6-2 |
| W | 2R | Elijah Dikkenberg | 6-2 6-2 |
| W | QF | Juan Kim | 6-2 6-2 |
| W | SF | Marcus Schoeman | 5-7 3-2 |
| L | F | Diego Quispe-Kim | 1-6 3-6 |
2022 J3 COCHABAMBA
| L | 1R | Renato Mathier | 0-6 6-7 |
2022 J3 LAPAZ
| W | 1R | Samuel Orellana Orellana | 6-0 6-3 |
| W | 2R | Pedro Almeida Melli | 6-3 6-1 |
| L | QF | Luca Miremont | 3-6 3-6 |
2022 J3 LIMA
| W | 1R | Diego Cueto De Romana | 6-0 6-2 |
| W | 2R | Victor Milare Alves | 7-5 6-1 |
| L | QF | Cyrus Mahjoob | 1-6 2-6 |
2022 J3 MONASTIR
| L | 1R | Alberto Blumenschein | 2-6 4-6 |
2022 J3 SOUSSE
| L | 1R | Pierre Ngijol Carre | 7-5 4-6 2-6 |
2022 J3 CANCUN-3
| W | 2R | Gareth Ong | 7-6 6-3 |
| W | 3R | Carson Baker | 7-5 4-0 |
| W | QF | Paulo Hugo Etchecoin | 6-1 6-3 |
| L | SF | Edward Winter | 1-6 3-6 |
2022 J3 CANCUN-2
| W | 2R | Oscar Andres Martinez De Freitas | 6-1 6-0 |
| L | 3R | Kase Schinnerer | 5-7 6-3 0-6 |
2022 J1 NONTHABURI
| W | 1R | Pumiphat Sukkho | 6-0 6-0 |
| W | 2R | Chirag Duhan | 2-6 6-2 6-3 |
| L | 3R | Filip Apltauer | 4-6 2-6 |
2022 J2 KOLKATA
| L | 1R | Aman Dahiya | 5-7 1-6 |
2022 J2 CHANDIGARH
| L | 1R | Rushil Khosla | 2-6 3-6 |
2022 J3 CHANDIGARH
| L | 1R | Rushil Khosla | 4-6 5-7 |
2021 J5 MATSUYAMA
| L | 1R | Yamato Yukawa | 1-6 6-2 3-6 |
2021 J4 NAIROBI-6
| W | 2R | Junior Hakizumwami | 6-3 6-0 |
| L | 3R | Justin Engel | 5-7 4-6 |
2021 J4 NAIROBI-5
| W | 2R | Miguel Tobon | 5-7 6-2 6-4 |
| W | 3R | Matteo Covato | 6-3 6-2 |
| L | QF | Rushil Khosla | 3-6 4-6 |
2021 J4 NAIROBI-4
| W | 2R | Wenbo Bai | 6-2 6-1 |
| W | 3R | Justin Engel | 6-3 6-2 |
| W | QF | Thomas Gerbaud | 7-5 6-1 |
| W | SF | Derick Ominde | 6-4 6-0 |
| W | F | Stefan Regalia | 6-2 6-1 |
2021 J4 MIKI-CITY-2
| W | 1R | Takumi Katsuda | 7-5 6-4 |
| W | 2R | Tsubasa Nakamura | 6-1 4-6 6-4 |
| L | QF | Hayato Matsuoka | 4-6 2-6 |
2021 J4 MIKI-CITY
| L | 1R | Hayato Kurihara | 2-6 4-6 |
2020 J5 MATSUYAMA-2
| W | 1R | Kenta Nakamura | 6-1 7-5 |
| L | 2R | Saki Tange | 1-6 7-6 2-6 |
2020 J5 YAMANASHI-2
| W | 1R | Shu Hirata | 6-1 6-0 |
| L | 2R | Kenta Miyoshi | 1-6 4-6 |
2020 J5 HONFLEUR-2
| W | 1R | Dorian Ley | 0-6 6-0 6-1 |
| L | 2R | Gauthier Charollais | 5-7 1-6 |
2020 J5 PONTSDECE-2
| W | 1R | Sacha Grandvincent | 5-7 6-0 6-1 |
| L | 2R | Theo Papamalamis | 1-6 6-3 2-6 |
2020 J5 MIJASCOSTA-2
| W | 1R | Ghouse Ali Faisal | 6-0 6-0 |
| L | 2R | Miguel Perez Pena | 4-6 2-6 |
2020 J5 PHNOMPENH-2
| W | 1R | Minjoon Kim | 6-2 1-0 |
| W | 2R | Claudio Renardi Lumanau | 6-3 6-4 |
| L | QF | James Van Herzeele | 2-6 3-6 |
2020 J5 PHNOMPENH
| W | 1R | Rifqy Sukma Ramadhan Sumiarsa | 6-2 3-6 6-4 |
| L | 2R | James Van Herzeele | 4-6 4-6 |
2019 AI SUGIYAMA CUP
| W | 1R | Koki Masaki | 7-5 6-2 |
| L | 2R | Kaiyo Teshima | 2-6 4-6 |
Junior Tennis Database is a site that summarizes the results of ITF junior tennis tournaments.
Number of registered tournaments: 10179, Number of registered players: 6,443, Number of registered results: 375,166