Early career Pirinen began figure skating in 2004. From 2007 to 2016, he competed as a singles skater and was a five-time
Finnish junior national medalist, winning three silver medals and two bronze medals. He also competed at the
2014 World Junior Championships, where he finished thirty-third. Selected to compete at the
2020 European Championships in
Graz, Austria, the duo came in eighteenth place. They then closed their season with a fifth-place finish at the 2020
Egna Dance Trophy. The duo would not compete for the rest of the season.
2025–26 season In August, it was announced that Orihara/Pirinen would not be able to participate at the
2026 Winter Olympics due to Orihara not yet obtaining Finnish citizenship. They opened the season by placing sixth at the
2025 CS Nepela Memorial and winning gold at the
2025 Mezzaluna Cup. Going on to compete on the
2025–26 Grand Prix series, placing eighth at the
2025 NHK Trophy and seventh at the
2025 Finlandia Trophy. The following month, they finished twelfth at the
2026 European Championships in
Sheffield, England, United Kingdom. == Programs ==