Yoshiaki is a JTMTA-certified Bicycle Safety Mechanic and Technician. During his tenure as a sales assistant at a leading bicycle shop, he didn't just sell a broad spectrum of bicycles—from everyday city bikes and kids' bikes to high-performance sports bikes—he also performed their assembly and repairs. His expertise extends to serving as pit staff at the All-Japan Cyclocross Championship and XCO Japan National Championship. An experienced cyclist, he has competed across various cycling disciplines, including road cycling, cyclocross, mountain biking, and triathlons. Now, at mybest, Yoshiaki oversees cycling-related content, ensuring detailed and reliable information for enthusiasts and beginners alike.