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Hitachi

Hitachi Astemo, Ltd.Motorsports

All Japan
Road Race Championship

Team Information 2021

Team

SIR Keihin Honda Dream
Astemo Honda Dream SI Racing
Astemo Honda Dream SI Racing
Team
Astemo Honda Dream SI Racing
Machine
Honda CBR1000RR-R FIREBLADE SP
Director
Shinichi Ito
Chief Engineer
×× Kohara
Team Rider

Machine Specification

Honda CBR1000RR-R FIREBLADE SP
Name
JSB1000、ST1000
Based Vehicle
Honda CBR1000RR-R FIREBLADE SP
Car Model
SC82
Dimensions
overall length:2100mm | overall width:745mm | overall height:1140mm
Weight
165kg or more(JSB1000), 170kg or more(ST1000)
Wheelbase
1455mm
Suspension
  • Front:SHOWA
  • Rear:SHOWA
Brakes
  • Front:NISSIN
  • Rear:NISSIN
Tires
BRIDGESTONE(JSB1000), DUNLOP(ST1000)
Tires size
  • Front:120/600R17(JSB1000), 120/70R17(ST1000)
  • Rear:200/655R17(JSB1000), 200/60R17(ST1000)
Displacement
999cc
Max Power
218PS/14,500rpm
Maximum Torque
11.5kgf・m/12,500rpm
Lubricant
MOTUL
Machine Maintenance
Kohara Racong(JSB1000), RSC Kotake(ST1000)

Director / Rider

Director

Shinichi Ito

Shinichi Ito

We are very honored to be sponsored by Hitachi Astemo, Ltd. for the 2021 season.
We have received a lot of technical support from Hitachi Astemo, including ECU, suspension, brakes, and others, and we will work hard to finish the car so that we can demonstrate excellent performance.
We will do our best as a team, aiming for a race that will impress everyone and to be the best in Japan this season.
We look forward to your support.

Rider

Ryuichi Kiyonari

Age
38
Date of birth
23rd September, 1982
Height
171cm
Blood type
RH+A
Hometown
Saitama Prefecture
Ryuichi Kiyonari

I will be competing in JSB1000 class this season with Astemo Honda Dream SI Racing. I would like to thank Hitachi Astemo, Ltd. for their support. Last year, I was able to finish 2nd in the series ranking.
This year, I will fight for the series championship. Thank you for your support.

Rider

Kazuma Watanabe

Age
30
Date of birth
6th May, 1990
Height
168cm
Blood type
RH+B
Hometown
Tochigi Prefecture
Kazuma Watanabe

I am from Astemo Honda Dream SI Racing participating in ST1000 class, 2021. I am so glad to participate in the same team as the last year and to have your support again.
I would like to continue my efforts to ride for the championship.
Thank you for your support in advance!

Rider

Kousuke Sakumoto

Age
23
Date of birth
15th December, 1996
Height
168cm
Blood type
RH+O
Hometown
Kagoshima Prefecture
Kousuke Sakumoto

I will be racing in the ST1000 class with Astemo Honda Dream SI Racing this season.
The team name has changed from last year, but I am very happy to be able to compete with the same team and I would like to thank everyone who has supported me in this race.
I will do my best to win the championship, so please give me your support.

Race Information 2021

Schedule & Results

Rider Ranking

Ryuichi Kiyonari
4th
20Points
Kousuke Sakumoto
33rd
0Point
Kazuma Watanabe
2nd
20Points
Round1
4/3(Sat) - 4(Sun)TWIN RING MOTEGITochigi Prefecture
JSB1000
Ryuichi Kiyonari
4/3R1 Qualifying
2
4/3R1 Final
2
4/4R2 Final
DNF
ST1000
Kousuke Sakumoto
4/3 Qualifying
7
4/4 Final
33
Kazuma Watanabe
4/3 Qualifying
3
4/3 Final
2
Round2
4/25(Sat) - 25(Sun)Suzuka CircuitMie Prefecture
JSB1000
Ryuichi Kiyonari
4/24R1 Qualifying
-th
4/24R1 Final
-th
4/25R2 Final
-th
Round3
5/22(Sat) - 23(Sun)Sportsland SUGOMiyagi Prefecture
JSB1000
Ryuichi Kiyonari
5/22R1 Qualifying
-th
5/22R1 Final
-th
5/23R2 Final
-th
ST1000
Kousuke Sakumoto
5/22 Qualifying
-th
5/23 Final
-th
Kazuma Watanabe
5/22 Qualifying
-th
5/22 Final
-th
Round4
6/19(Sat) - 20(Sun)Tsukuba CircuitIbaraki Prefecture
ST1000
Kousuke Sakumoto
6/19 Qualifying
-th
6/19 Final
-th
Kazuma Watanabe
6/19 Qualifying
-th
6/19 Final
-th
Round5
7/17(Sat) - 18(Sun)Suzuka CircuitMie Prefecture
JSB1000
Ryuichi Kiyonari
7/17R1 Qualifying
-th
7/17R1 Final
-th
7/18R2 Final
-th
ST1000
Kousuke Sakumoto
7/17 Qualifying
-th
7/18 Final
-th
Kazuma Watanabe
7/17 Qualifying
-th
7/18 Final
-th
Round6
9/4(Sat) - 5(Sun)Okayama International CircuitOkayama Prefecture
JSB1000
Ryuichi Kiyonari
9/4R1 Qualifying
-th
9/4R1 Final
-th
9/5R2 Final
-th
ST1000
Kousuke Sakumoto
9/4 Qualifying
-th
9/5 Final
-th
Kazuma Watanabe
9/4 Qualifying
-th
9/5 Final
-th
Round7
9/18(Sat) - 19(Sun)AUTO POLISOita Prefecture
JSB1000
Ryuichi Kiyonari
9/18R1 Qualifying
-th
9/18R2 Qualifying
-th
9/18R1 Final
-th
9/19R2 Final
-th
ST1000
Kousuke Sakumoto
9/18 Qualifying
-th
9/19 Final
-th
Kazuma Watanabe
9/18 Qualifying
-th
9/18 Final
-th

Suzuka 8 Hour Endurance

8H
11/6(Sat) - 7(Sun)Suzuka CircuitMie Prefecture
11/6Qualifying
-th
11/7Final
-th