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Rovereto Challenger

Sao Paulo Challenger

Montemar Challenger

Yokohama Challenger

Puerto Vallarta Challenger

Naoki Tajima

24 year old

Japan

21 Sep 2000

2024 - 2023 - 2022 - 2021 - 2020 - 2019 - 2018 - 2017

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Select Year

2024

2023

2022

2021

2020

2019

2018

2017

Naoki Tajima

26 - 26win/loss

Hard

23-18

56%

I Hard

0-2

0%

Clay

2-4

33%

Grass

1-2

33%

2024 Highlights

Next Tournaments

M25 Caloundra

Hard

Joshua Sheehy

J.Sheehy
USA Loss
6-2 7-5

1^st
21 Nov 24

L

Finley Hall

F.Hall
NZL
7-5 ret.

Q.
19 Nov 24

W

Zachary Adam-Gedge

Z.Adam-Gedge
AUS
7-6³ 6-1

q2
18 Nov 24

W

M25 Brisbane

Hard

Matthew Dellavedova

M.Dellavedova
AUS Loss
6-3 6-2

2^nd
14 Nov 24

L

Sam Ryan Ziegann

S.Ziegann
AUS
7-6² 6-4

1^st
13 Nov 24

W

Thomas Braithwaite

T.Braithwaite
AUS
6-4 1-6 10-8

Q.
12 Nov 24

W

Boyd Schreiber

B.Schreiber
AUS
7-5 6-3

q2
11 Nov 24

W

Playford Challenger

Hard

Yuki Mochizuki

Y.Mochizuki
JPN Loss
6-1 6-1

q1
20 Oct 24

L

M25 Takasaki

Hard

Ryusuke Horiuchi

R.Horiuchi
JPN Loss
6-2 7-5

Q.
16 Sep 24

L

Jeffrey Fradkin

J.Fradkin
USA
6-2 6-3

q1
15 Sep 24

W

M25 Sapporo

Hard

Takuya Kumasaka

T.Kumasaka
JPN Loss
7-6³ 6-2

2^nd
12 Sep 24

L

Taisei Ichikawa

T.Ichikawa
JPN
3-6 6-2 6-1

1^st
10 Sep 24

W

M25 Aldershot

Hard

James Story

J.Story
GBR Loss
6-4 6-3

q1
11 Aug 24

L

M25 Roehampton

Hard

Ryan Peniston

R.Peniston
GBR Loss
6-2 6-2

2^nd
08 Aug 24

L

Louis Bowden

L.Bowden
GBR
7-6⁴ 2-6 6-1

1^st
06 Aug 24

W

Kyle Rae

K.Rae
GBR
6-3 6-3

Q.
05 Aug 24

W

Daniel Leong Prickett

D.Prickett
MAS
6-3 6-0

q1
04 Aug 24

W

M15 Tokyo

I.hard

Seiya Nakanishi

S.Nakanishi
JPN Loss
6-3 3-6 10-6

q1
08 Jul 24

L

M15 Tokyo

I.hard

Kohshi Ishibashi

K.Ishibashi
JPN Loss
2-6 7-6⁵ 10-7

q1
01 Jul 24

L

M15 Hong Kong

Hard

Kasidit Samrej

K.Samrej
THA Loss
6-0 6-3

1^st
19 Jun 24

L

M15 Anseong

Hard

Chase Ferguson

C.Ferguson
AUS Loss
6-0 6-2

2^nd
13 Jun 24

L

Woohyuk Chang

W.Chang
KOR
6-1 6-2

1^st
12 Jun 24

W

M15 Harmon

Hard

Sora Fukuda

S.Fukuda
JPN Loss
6-2 6-1

1/4
07 Jun 24

L

Shinji Hazawa

S.Hazawa
JPN
7-6⁸ 6-4

2^nd
06 Jun 24

W

Issei Okamura

I.Okamura
JPN
3-6 6-3 6-3

1^st
05 Jun 24

W

M15 Karuizawa

Clay

Kokoro Isomura

K.Isomura
JPN Loss
6-2 6-1

1^st
29 May 24

L

M15 Antalya

Clay

Kanan Gasimov

K.Gasimov
AZE Loss
6-1 ret.

1^st
07 May 24

L

M15 Antalya

Clay

Andrin Casanova

A.Casanova
SUI Loss
6-3 7-6³

2^nd
02 May 24

L

Mubarak Shannan Zayid

M.Zayid
QAT
6-4 6-1

1^st
30 Apr 24

W

M15 Antalya

Clay

Deney Wassermann

D.Wassermann
NED Loss
6-1 6-7⁶ 6-1

2^nd
25 Apr 24

L

Fedor Sosedkin

F.Sosedkin
RUS
6-2 6-0

1^st
24 Apr 24

W

M15 Kashiwa

Hard

Daisuke Sumizawa

D.Sumizawa
JPN Loss
4-6 6-1 10-8

Q.
01 Apr 24

L

Kenta Nakamura

K.Nakamura
JPN
6-2 6-2

q1
31 Mar 24

W

M15 Tsukuba

Hard

Ryotaro Shimomura

R.Shimomura
JPN Loss
6-3 1-6 10-5

q1
24 Mar 24

L

M25 Swan Hill

Grass

Jesse Delaney

J.Delaney
AUS Loss
7-5 2-6 6-4

1^st
19 Mar 24

L

M25 Mildura

Grass

Sam Oster

S.Oster
AUS Loss
3-6 6-3 10-6

Q.
12 Mar 24

L

Duncan Mccall

D.Mccall
NZL
6-4 6-2

q2
11 Mar 24

W

M25 Traralgon

Hard

Makoto Ochi

M.Ochi
JPN Loss
7-5 4-6 5-2 ret.

1^st
28 Feb 24

L

Luke Sorensen

L.Sorensen
AUS
7-6³ 5-7 10-7

Q.
27 Feb 24

W

Benjamin Loccisano

B.Loccisano
GER
6-0 6-0

q2
26 Feb 24

W

M25 Traralgon

Hard

Adrian Arcon

A.Arcon
AUS Loss
6-3 6-2

q2
19 Feb 24

L

Burnie 2 Challenger

Hard

Jacob Bradshaw

J.Bradshaw
AUS Loss
6-4 6-4

q1
04 Feb 24

L

Burnie 1 Challenger

Hard

Takuya Kumasaka

T.Kumasaka
JPN Loss
6-4 7-6⁴

q1
28 Jan 24

L

M25 Doha

Hard

Sandro Kopp

S.Kopp
AUT Loss
6-3 6-1

1/4
18 Jan 24

L

Stefan Palosi

S.Palosi
ROU
6-4 5-7 6-3

2^nd
17 Jan 24

W

Mashari Nawaf

M.Nawaf
QAT
6-1 6-1

1^st
16 Jan 24

W

Andrei Cuceu

A.Cuceu
ROU
6-2 6-1

Q.
15 Jan 24

W

Nikita Bortnichek

N.Bortnichek
RUS
6-1 6-0

q1
14 Jan 24

W

M15 Doha

Hard

Viacheslav Bielinskyi

V.Bielinskyi
UKR Loss
4-6 6-4 6-1

2^nd
11 Jan 24

L

Tanguy Genier

T.Genier
SUI
2-6 6-0 3-0 ret.

1^st
10 Jan 24

W

Matteo Covato

M.Covato
ITA
6-4 6-1

Q.
09 Jan 24

W

Andrei Cuceu

A.Cuceu
ROU
6-1 6-2

q1
08 Jan 24

W

Career Titles - 0

Year	Sum.	Hard	Clay	I.hard	Grass	Carpet
2024	26-26	23-18	2-4	0-2	1-2	0-0
2023	32-25	26-19	6-6	0-0	0-0	0-0
2022	5-20	5-18	0-2	0-0	0-0	0-0
2021	21-24	10-14	8-8	3-2	0-0	0-0
2020	10-12	7-8	3-2	0-0	0-2	0-0
2019	30-24	18-13	9-9	3-2	0-0	0-0
2018	5-6	4-4	0-0	1-1	0-0	0-1
2017	2-3	2-2	0-0	0-0	0-0	0-1
Total	131-140	95-96	28-31	7-7	1-4	0-2

Ranking History