# Yoshiaki Katayama

Yoshiaki Katayama (born 13 November 1993 in the Aichi prefecture, Chūbu Region) is a Japanese racing driver currently competing in Super GT in the GT300 class. He is the 2016 Japanese Formula 3 - National Class champion.

## Career
### Lower formulae

In 2015 Katayama made his debut in singe-seater racing by competing in the F4 Japanese Championship for miNami aoYama with SARD.
Katayama later competed in the 2016–17 MRF Challenge Formula 2000 Championship, where he came eleventh in the drivers' standings.

### Formula 3

In 2016 Katayama competed in the National class of the Japanese Formula 3 Championship with Petit Lemans Racing. He took nine National class wins on his way to become champion.
In 2017 he returned to the Japanese Formula 3 Championship with the OKAYAMA KOKUSAI CIRCUIT RC. This time he would compete for the overall championship. He finished the season in ninth.
In 2018 he remained in the Japanese Formula 3 Championship with OIRC team YTB. He finished the season in seventh. At the end of the year he joined Carlin Motorsport to compete in the 2018 Macau Grand Prix. He finished the main race in seventeenth after having started from twenty seventh due to an accident in the qualifying race.
In 2019 he once again remained in the Japanese Formula 3 Championship with OIRC team YTB which was operated by Carlin Motorsport. In the third round at the Okayama International Circuit he took his first overall race win in the championship. Like the previous year, he finished the season in seventh.
In 2020 he competed in the Formula 3-spec Super Formula Lights series with B-Max Racing as the Japanese Formula 3 Championship had been discontinued. After only competing in two rounds he finished the season in sixth.
In 2021 he joined the Formula Regional Japanese Championship as a Privateer. He only competed in the opening round at the Okayama International Circuit where he won all three races.
In 2022 he returned to the Formula Regional Japanese Championship. This time he competed for Team LeMans with OIRC. He took his only win of the season at the Okayama International Circuit and finished third in the drivers' standings after not taking part in the final round of the season.

### S5000 Tasman Series

In 2021 Katayama raced outside of Asia for the first time by competing in the S5000 Tasman Series with Team BRM. He finished the season in eleventh.

### Super GT

In 2021 Katayama made his debut in sports car racing by competing in the GT300-class of the Super GT Series for Team LeMans with Satoshi Motoyama being his teammate.
In 2022 he remained in the Super GT Series with the same team. He finished the season in twenty-first.
In 2023 he will remain in the Super GT Series for a third season with the team. His teammate will be Roberto Merhi.

## Racing record
### Career summary

| Season | Series | Team | Races | Wins | Poles | F/Laps | Podiums | Points | Position |
| 2015 | F4 Japanese Championship | miNami aoYama with SARD | 3 | 0 | 0 | 0 | 0 | 0 | 34th |
| 2016 | Japanese Formula 3 Championship | Petit Lemans Racing | 17 | 0 | 0 | 0 | 0 | 0 | NC |
| 2016 | Japanese Formula 3 Championship - National | Petit Lemans Racing | 17 | 9 | 12 | 11 | 13 | 139 | 1st |
| 2016–17 | MRF Challenge Formula 2000 Championship | MRF Racing | 16 | 0 | 0 | 1 | 0 | 32 | 11th |
| 2017 | Japanese Formula 3 Championship | OKAYAMA KOKUSAI CIRCUIT RC | 20 | 0 | 0 | 0 | 0 | 11 | 9th |
| 2018 | Japanese Formula 3 Championship | OIRC team YTB | 19 | 0 | 0 | 0 | 0 | 14 | 7th |
| 2018 | Macau Grand Prix | Carlin | 2 | 0 | 0 | 0 | 0 | N/A | 17th |
| 2019 | Japanese Formula 3 Championship | OIRC team YTB by Carlin | 20 | 1 | 0 | 0 | 2 | 34 | 7th |
| 2020 | Super Formula Lights | B-Max Racing | 5 | 0 | 0 | 0 | 1 | 10 | 6th |
| 2021 | Formula Regional Japanese Championship | Privateer | 3 | 3 | 2 | 2 | 3 | 75 | 6th |
| 2021 | S5000 Tasman Series | Team BRM | 6 | 0 | 0 | 0 | 0 | 48 | 11th |
| 2021 | Super GT - GT300 | Team LeMans with Motoyama Racing | 8 | 0 | 0 | 0 | 0 | 0 | NC |
| 2022 | Formula Regional Japanese Championship | Team LeMans with OIRC | 15 | 1 | 3 | 2 | 10 | 212 | 3rd |
| 2022 | Super GT - GT300 | Team LeMans | 8 | 0 | 0 | 0 | 0 | 12 | 21st |
| 2023 | Super GT - GT300 | Team LeMans | 8 | 0 | 0 | 0 | 3 | 37 | 9th |
| 2024 | Super GT - GT300 | Team LeMans | 8 | 0 | 1 | 0 | 1 | 28 | 10th |
| 2025 | Super GT - GT300 | Velorex | | | | | | | |

### Complete F4 Japanese Championship Results

(key) (Races in bold indicate pole position) (Races in italics indicate fastest lap)
| Year | Team | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | Rank | Points |
| 2015 | miNami aoYama with SARD | OKA 1 21 | OKA 2 13 | FSW 1 DNS | FSW 2 Ret | FSW 1 | FSW 2 | SUZ 1 | SUZ 2 | SUG 1 | SUG 2 | AUT 1 | AUT 2 | MOT 1 | MOT 2 | 34th | 0 |

### Complete Japanese Formula 3 Championship Results

(key) (Races in bold indicate pole position) (Races in italics indicate fastest lap)
| Year | Team | Engine | Class | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | Rank | Points |
| 2016 | Petit Lemans Racing | Toyota | N | SUZ1 1 1 | SUZ1 2 1 | FSW1 1 Ret | FSW1 2 1 | OKA1 1 1 | OKA1 2 1 | SUZ2 1 Ret | SUZ2 2 3 | FSW2 1 2 | FSW2 2 5 | MOT 1 3 | MOT 1 1 | OKA2 1 1 | OKA2 2 1 | SUG 1 1 | SUG 2 2 | SUG 3 Ret | | | | | 139 | 1st |
| 2017 | OKAYAMA KOKUSAI CIRCUIT RC | Mercedes Benz | | OKA1 1 7 | OKA1 2 Ret | OKA1 3 8 | SUZ1 1 8 | SUZ1 2 5 | FUJ1 1 8 | FUJ1 2 9 | OKA2 1 14 | OKA2 2 7 | SUZ2 1 8 | SUZ2 2 6 | FUJ2 1 15 | FUJ2 2 Ret | MOT 1 5 | MOT 2 5 | MOT 3 5 | AUT 1 6 | AUT 2 9 | SUG 1 6 | SUG 2 8 | | 11 | 9th |
| 2018 | OIRC team YTB | Mercedes Benz | | SUZ 1 Ret | SUZ 2 4 | SUG1 1 7 | SUG1 2 6 | FUJ1 1 7 | FUJ1 2 14 | OKA1 1 7 | OKA1 2 6 | OKA1 3 C | MOT 1 6 | MOT 2 Ret | MOT 3 5 | OKA2 1 7 | OKA2 2 7 | OKA2 3 C | SUG2 1 5 | SUG2 2 6 | SUG2 3 5 | SUG2 4 9 | FUJ2 1 11 | FUJ2 2 Ret | 14 | 7th |
| 2019 | OIRC team YTB by Carlin | Mercedes Benz | | SUZ 1 8 | SUZ 2 8 | AUT 1 8 | AUT 2 9 | AUT 3 4 | OKA1 1 2 | OKA1 2 4 | OKA1 3 1 | SUG1 1 7 | SUG1 2 5 | FUJ 1 5 | FUJ 2 7 | SUG2 1 7 | SUG2 2 5 | SUG2 3 7 | MOT 1 6 | MOT 2 7 | MOT 3 9 | OKA2 1 6 | OKA2 2 4 | | 34 | 7th |

### Complete MRF Challenge Formula 2000 Championship

(key) (Races in bold indicate pole position) (Races in italics indicate fastest lap)
| Year | Team | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | Rank | Points |
| 2016–17 | MRF Racing | BHR 1 10 | BHR 2 12 | BHR 3 9 | BHR 4 10 | DUB 1 16 | DUB 2 12 | DUB 3 10 | DUB 4 7 | GNO 1 8 | GNO 2 7 | GNO 3 11 | GNO 4 10 | CHE 1 11 | CHE 2 12 | CHE 3 8 | CHE 4 9 | 32 | 11th |

### Complete Macau Grand Prix results

| Year | Team | Car | Qualifying | Quali Race | Main race |
| 2018 | Carlin | Dallara F317 | 27th | DNF | 17th |

### Complete Super Formula Lights Championship Results

(key) (Races in bold indicate pole position) (Races in italics indicate fastest lap)
| Year | Team | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | Rank | Points |
| 2020 | B-Max Racing | MOT 1 | MOT 2 | MOT 3 | OKA 1 3 | OKA 2 Ret | SUG 1 | SUG 2 | SUG 3 | AUT 1 | AUT 2 | AUT 3 | SUZ 1 4 | SUZ 2 5 | SUZ 3 7 | FSW 1 | FSW 2 | FSW 3 | 10 | 6th |

### Complete S5000 Tasman Series Results

(key) (Races in bold indicate pole position) (Races in italics indicate fastest lap)
| Year | Team | 1 | 2 | 3 | 4 | 5 | 6 | 7 | Rank | Points |
| 2021 | Team BRM | SYD 1 8 | SYD 2 Ret | SYD 3 8 | BAT 1 8 | BAT 2 Ret | BAT 3 Ret | BAT 4 C | 11th | 48 |

### Complete Formula Regional Japanese Championship Results

(key) (Races in bold indicate pole position) (Races in italics indicate fastest lap)
| Year | Team | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | Rank | Points |
| 2021 | Privateer | OKA 1 1 | OKA 2 1 | OKA 3 1 | MOT 1 | MOT 2 | MOT 3 | FUJ 1 | FUJ 2 | FUJ 3 | SUG 1 | SUG 2 | SUZ 1 | SUZ 2 | | | | | 6th | 75 |
| 2022 | Team LeMans with OIRC | FUJ1 1 3 | FUJ1 2 3 | FUJ1 3 4 | OKA 1 1 | OKA 2 3 | OKA 3 2 | MOT 1 2 | MOT 2 Ret | MOT 3 3 | SUG 1 4 | SUG 2 3 | SUG 3 4 | FUJ2 1 3 | FUJ2 2 5 | FUJ2 3 3 | SUZ 1 | SUZ 2 | 3rd | 212 |

### Complete Super GT - GT300 Results

(key) (Races in bold indicate pole position) (Races in italics indicate fastest lap)
| Year | Team | Car | Class | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | Rank | Points |
| 2021 | Team LeMans with Motoyama Racing | Audi R8 LMS Evo | GT300 | OKA 22 | FUJ 23 | MOT 19 | SUZ 12 | SUG 18 | AUT 24 | MOT 20 | FUJ 18 | NC | 0 |
| 2022 | Team LeMans with Motoyama Racing | Audi R8 LMS Evo II | GT300 | OKA 5 | | | | | | | | 12th | 12 |
| 2022 | Team LeMans | Audi R8 LMS Evo II | GT300 | | FUJ 14 | SUZ 18 | FUJ 16 | SUZ 5 | SUG 16 | AUT 20 | MOT 13 | 12th | 12 |
| 2023 | Team LeMans | Audi R8 LMS Evo II | GT300 | OKA 21 | FUJ 7 | SUZ 15 | FUJ 3 | SUZ Ret | SUG 3 | AUT 15 | MOT 3 | 9th | 37 |
| 2024 | Team LeMans | Ferrari 296 GT3 | GT300 | OKA 10 | FUJ 13 | SUZ 3 | FUJ 9 | SUG Ret | AUT 8 | MOT 9 | SUZ 5 | 10th | 28 |
| 2025 | Velorex | Ferrari 296 GT3 | GT300 | OKA | FUJ | SEP | FUJ | SUZ | SUG | AUT | MOT | | |