DriverDB Logo
cover
Masaki Jyonai profile photo
Masaki Jyonai helmet photo
Masaki
Jyonai
flag
Super GT Japan - GT300

Driver Information

nationality
Japanese
age
63
birthday
1962-09-09
hometown
Aichi
helmet

Driver Information

nationality
Japanese
age
63
birthday
1962-09-09
hometown
Aichi
helmet

Driver Stats

races started
134
wins
2
podiums
5
pole positions
2
fastest laps
0
race win percentage
1.5%
podium percentage
3.7%
driverdb score
1,405

DriverDB Score History

DRIVERDB SCORE
1,405
2020/01/05: 
Masaki Jyonai: 
1419.45

Recent Results

date
series
circuit
nation
grid
position
points
19
Oct '25
Autobacs Super GT Series GT300
Autopolis
flag
19
03
Aug '25
Autobacs Super GT Series GT300
Fuji
flag
25
04
May '25
Autobacs Super GT Series GT300
Fuji
flag
20
03
Nov '24
Autobacs Super GT Series GT300
Motegi
flag
20
22
Sep '24
Autobacs Super GT Series GT300
Sugo
flag
19
02
Jun '24
Autobacs Super GT Series GT300
Suzuka
flag
24

Competitors

Yuusei Maki profile photo
Yuusei
Maki
jp
age
wins
0
poles
0
races
14
podiums
0
fastest laps
Yoshiaki Nakayama profile photo
Yoshiaki
Nakayama
jp
age
wins
0
poles
0
races
1
podiums
0
fastest laps
0
Takachiho Inoue profile photo
Takachiho
Inoue
jp
age
wins
0
poles
0
races
4
podiums
0
fastest laps
Andre Couto profile photo
Andre
Couto
pt
age
47
wins
24
poles
19
races
329
podiums
54
fastest laps
14
Yusuke Shiotsu profile photo
Yusuke
Shiotsu
jp
age
26
wins
1
poles
1
races
32
podiums
7
fastest laps
1
Taiyo Iida profile photo
Taiyo
Iida
jp
age
52
wins
0
poles
0
races
46
podiums
1
fastest laps
0
Seiji Ara profile photo
Seiji
Ara
jp
age
50
wins
10
poles
3
races
314
podiums
41
fastest laps
1
Jörg Müller profile photo
ADAC Motorsport
Jörg
Müller
de
age
55
wins
64
poles
31
races
462
podiums
152
fastest laps
44
Shinsuke Shibahara profile photo
Shinsuke
Shibahara
jp
age
57
wins
6
poles
7
races
124
podiums
12
fastest laps
0
Tetsuya Yamano profile photo
Tetsuya
Yamano
jp
age
59
wins
11
poles
7
races
103
podiums
33
fastest laps
3
Hiroaki Nagai profile photo
Hiroaki
Nagai
jp
age
56
wins
2
poles
0
races
130
podiums
13
fastest laps
1
Masato Narisawa profile photo
Masato
Narisawa
jp
age
wins
0
poles
0
races
3
podiums
0
fastest laps
0
Tetsuji Tamanaka profile photo
Tetsuji
Tamanaka
jp
age
62
wins
2
poles
0
races
163
podiums
2
fastest laps
1
Shinichi Takagi profile photo
Shinichi
Takagi
jp
age
50
wins
22
poles
22
races
216
podiums
60
fastest laps
6
Riki Okusa profile photo
Riki
Okusa
jp
age
24
wins
4
poles
7
races
38
podiums
14
fastest laps
3
Makoto Ikegami profile photo
Makoto
Ikegami
jp
age
wins
0
poles
0
races
2
podiums
0
fastest laps
0
Akira Hirakawa profile photo
Akira
Hirakawa
jp
age
64
wins
7
poles
0
races
51
podiums
9
fastest laps
0
Takashi Kobayashi profile photo
Takashi
Kobayashi
jp
age
36
wins
16
poles
15
races
188
podiums
38
fastest laps
18
Subaru Yamamoto profile photo
Subaru
Yamamoto
jp
age
wins
0
poles
1
races
3
podiums
0
fastest laps
0
Igor Fraga profile photo
Super Formula Lights
Igor
Fraga
br
age
26
wins
31
poles
21
races
158
podiums
68
fastest laps
27

Career Overview

year
series
team
points
position
2025
Autobacs Super GT Series GT300
R’Qs Motor Sport
car
engine
tyres
races
wins
podiums
pole positions
fastest laps
Mercedes-AMG GT3 Evo
Mercedes-Benz 6.2
Bridgestone
3
0
0
0
0
races
wins
podiums
pole pos
fastest laps
points
3
0
0
0
0
year
series
team
points
position
2024
Autobacs Super GT Series GT300
#22 R'Qs Motor Sports
car
engine
tyres
races
wins
podiums
pole positions
fastest laps
Mercedes-AMG GT3
Yokohama
4
0
0
0
0
races
wins
podiums
pole pos
fastest laps
points
4
0
0
0
0
year
series
team
points
position
2023
Super GT Japan - GT300
R'Qs M. Sports
car
engine
tyres
races
wins
podiums
pole positions
fastest laps
Mercedes-AMG C190
M159 DOHC 6.2 V8
Yokohama
8
0
0
0
0
races
wins
podiums
pole pos
fastest laps
points
8
0
0
0
0
year
series
team
points
position
2021
Super GT Japan - GT300
RQs Motorsports
car
engine
tyres
races
wins
podiums
pole positions
fastest laps
Mercedes-AMG GT3 Evo
Mercedes-Benz 6.2
Yokohama
5
0
0
0
0
races
wins
podiums
pole pos
fastest laps
points
5
0
0
0
0
year
series
team
points
position
2020
Autobacs Super GT - GT300
R'Qs Motor Sports
car
engine
tyres
races
wins
podiums
pole positions
fastest laps
Mercedes-AMG GT3
Mercedes-Benz 6.2
Yokohama
7
0
0
0
0
races
wins
podiums
pole pos
fastest laps
points
7
0
0
0
0
year
series
team
points
position
2019
Autobacs Super GT Japan - GT300
R'Qs Motor Sports
car
engine
tyres
races
wins
podiums
pole positions
fastest laps
Mercedes AMG GT3
Yokohama
6
0
0
0
0
races
wins
podiums
pole pos
fastest laps
points
6
0
0
0
0
year
series
team
points
position
2018
Autobacs Super GT Series - GT300
R'Qs Motor Sports
car
engine
tyres
races
wins
podiums
pole positions
fastest laps
Mercedes-AMG GT3
Mercedes-Benz 6.2
Yokohama
6
0
0
0
0
races
wins
podiums
pole pos
fastest laps
points
6
0
0
0
0
year
series
team
points
position
2017
Autobacs Super GT Series - GT300
R'Qs SLS AMG GT3
car
engine
tyres
races
wins
podiums
pole positions
fastest laps
Mercedes-Benz SLS AMG GT3
Yokohama
5
0
0
0
0
races
wins
podiums
pole pos
fastest laps
points
5
0
0
0
0
year
series
team
points
position
2016
Super GT Japan - GT300
R'Qs Motor Sports
car
engine
tyres
races
wins
podiums
pole positions
fastest laps
Mercedes SLS AMG GT3
7
0
0
0
0
races
wins
podiums
pole pos
fastest laps
points
7
0
0
0
0
year
series
team
points
position
2015
Super GT Japan - GT300
R'Qs Motor Sports
2
26th
car
engine
tyres
races
wins
podiums
pole positions
fastest laps
Mercedes-Benz SLS AMG GT3
7
0
0
0
0
races
wins
podiums
pole pos
fastest laps
points
7
0
0
0
0
2
year
series
team
points
position
2014
Super GT Japan - GT300
R'Qs Motor Sports
2
35th
car
engine
tyres
races
wins
podiums
pole positions
fastest laps
Mercedes-Benz SLS AMG GT3
4
0
0
0
0
races
wins
podiums
pole pos
fastest laps
points
4
0
0
0
0
2
year
series
team
points
position
2013
Super GT - GT300 - Fuji Sprint Cup
R'Qs MotorSports
car
engine
tyres
races
wins
podiums
pole positions
fastest laps
Mercedes Benz SLS AMG GT3
1
0
0
0
0
races
wins
podiums
pole pos
fastest laps
points
1
0
0
0
0
year
series
team
points
position
2013
Super GT Japan - GT300
R'Qs MotorSports
car
engine
tyres
races
wins
podiums
pole positions
fastest laps
Mercedes-Benz SLS AMG GT3
8
0
0
0
0
races
wins
podiums
pole pos
fastest laps
points
8
0
0
0
0
year
series
team
points
position
2011
Super GT Japan - GT300
R'Qs Motorsports
car
engine
tyres
races
wins
podiums
pole positions
fastest laps
VEMAC 350R
6
0
0
0
0
races
wins
podiums
pole pos
fastest laps
points
6
0
0
0
0
year
series
team
points
position
2010
Super GT Japan - GT300
R'Qs Motorsports
car
engine
tyres
races
wins
podiums
pole positions
fastest laps
Vemac
2
0
0
0
0
races
wins
podiums
pole pos
fastest laps
points
2
0
0
0
0
year
series
team
points
position
2008
Super GT Japan - GT300
Arktech Motorsports, Tomei Sports
car
engine
tyres
races
wins
podiums
pole positions
fastest laps
Porsche Boxter
Porsche 911 GT3 RS
4
0
0
0
0
races
wins
podiums
pole pos
fastest laps
points
4
0
0
0
0
year
series
team
points
position
2006
Super GT Japan - GT300
Team Leijun
1
37th
car
engine
tyres
races
wins
podiums
pole positions
fastest laps
Porsche 996 GT3 Cup
5
0
0
0
-
races
wins
podiums
pole pos
fastest laps
points
5
0
0
0
-
1
year
series
team
points
position
2005
Super GT Japan - GT300
Arktech Motorsports
car
engine
tyres
races
wins
podiums
pole positions
fastest laps
Porsche 968
6
0
0
0
-
races
wins
podiums
pole pos
fastest laps
points
6
0
0
0
-
year
series
team
points
position
2004
All-Japan GT Championship GT300
Team Gaikokuya, Arktech Motorsports
2
20th
car
engine
tyres
races
wins
podiums
pole positions
fastest laps
Porsche 996 GT3 RS
5
0
0
0
-
races
wins
podiums
pole pos
fastest laps
points
5
0
0
0
-
2
year
series
team
points
position
2003
Super GT Japan - GT300
Sigmatech Racing
16
16th
car
engine
tyres
races
wins
podiums
pole positions
fastest laps
Toyota MR-S
5
0
0
1
-
races
wins
podiums
pole pos
fastest laps
points
5
0
0
1
-
16
year
series
team
points
position
2002
Super GT Japan - GT300
Sigmatech Racing
24
15th
car
engine
tyres
races
wins
podiums
pole positions
fastest laps
Toyota MR-S
7
0
1
0
-
races
wins
podiums
pole pos
fastest laps
points
7
0
1
0
-
24
year
series
team
points
position
2001
Super GT Japan - GT300
Sigmatech Racing
19
14th
car
engine
tyres
races
wins
podiums
pole positions
fastest laps
Toyota MR-S
6
1
1
1
-
races
wins
podiums
pole pos
fastest laps
points
6
1
1
1
-
19
year
series
team
points
position
2000
Super GT Japan - GT300
Sigmatech Racing
32
11th
car
engine
tyres
races
wins
podiums
pole positions
fastest laps
Porsche 911 GT2
6
0
0
0
-
races
wins
podiums
pole pos
fastest laps
points
6
0
0
0
-
32
year
series
team
points
position
1999
Super GT Japan - GT300
Sigmatech Racing
18
15th
car
engine
tyres
races
wins
podiums
pole positions
fastest laps
Porsche 911 GT2
6
0
1
0
-
races
wins
podiums
pole pos
fastest laps
points
6
0
1
0
-
18
year
series
team
points
position
1997
Super GT Japan - GT300
Sigmatech Racing
51
5th
car
engine
tyres
races
wins
podiums
pole positions
fastest laps
Porsche 911 GT2
5
1
2
0
-
races
wins
podiums
pole pos
fastest laps
points
5
1
2
0
-
51
year
series
team
points
position
1991
FIA World Championship - Formula K
Swiss Hutless
0
31st
kart
engine
tyres
races
wins
podiums
pole positions
fastest laps
Swiss Hutless
Rotax
-
-
-
-
-
races
wins
podiums
pole pos
fastest laps
points
-
-
-
-
-
0
year
series
team
points
position
1991
World Cup Karting - Formula K
Swiss Hutless
0
5th
kart
engine
tyres
races
wins
podiums
pole positions
fastest laps
Swiss Hutless
Rotax
-
-
-
-
-
races
wins
podiums
pole pos
fastest laps
points
-
-
-
-
-
0
year
type
races
wins
podiums
pole positions
fastest lap
2025
Racing
3
0
0
0
0
2024
Racing
4
0
0
0
0
2023
Racing
8
0
0
0
0
2021
Racing
5
0
0
0
0
2020
Racing
7
0
0
0
0
2019
Racing
6
0
0
0
0
2018
Racing
6
0
0
0
0
2017
Racing
5
0
0
0
0
2016
Racing
7
0
0
0
0
2015
Racing
7
0
0
0
0
2014
Racing
4
0
0
0
0
2013
Racing
9
0
0
0
0
2011
Racing
6
0
0
0
0
2010
Racing
2
0
0
0
0
2008
Racing
4
0
0
0
0
2006
Racing
5
0
0
0
?
2005
Racing
6
0
0
0
?
2004
Racing
5
0
0
0
?
2003
Racing
5
0
0
1
?
2002
Racing
7
0
1
0
?
2001
Racing
6
1
1
1
?
2000
Racing
6
0
0
0
?
1999
Racing
6
0
1
0
?
1997
Racing
5
1
2
0
?
1991
Karting

Related Drivers

Reiji Hiraki profile photo
Reiji
Hiraki
Oliver Rasmussen profile photo
Oliver
Rasmussen
Tsubasa Kondo profile photo
Tsubasa
Kondo
Rin Arakawa profile photo
Rin
Arakawa

DriverDB Top 100

pos
driver
championship
points
change
01
Max Verstappen
Formula 1
2204.6
+1.7
02
Lewis Hamilton
Formula 1
2097.1
+1
03
Charles Leclerc
Formula 1
2062.3
-2.1
04
Lando Norris
Formula 1
2050.6
+3.3
05
Sergio Pérez
Formula 1
2019.45
-
06
Porsche AGLarry ten Voorde
GT World Challenge Europe Endur. - Pro
2002.75
-
07
Penske Entertainment: Chris OwensAlex Palou
IndyCar
1983.9
-
08
George Russell
Formula 1
1983.1
+3.1
09
Oscar Piastri
Formula 1
1982.1
+5.9
10
Carlos Sainz
Formula 1
1972.9
-0.4
Based on over 70,000 race results the DriverDB ranking is an objective way to rate drivers without relying on subjective evaluations of championships and categories. Rating is based on the average of the drivers' last 20 races.