Career
He was a runner and the sole representative of the Philippines at the 1924 Summer Olympics in Paris, France. In 1925, Nepomuceno ran the 100 meters in only two-tenths of a second short of the then-world record. Nepomuceno specialized in 100 meter sprints.
Along with fellow Filipino Fortunato Catalon, he was considered a world-class sprinter in the 1920s, competing frequently in the Far East.
When the Philippines joined the International Olympic Committee in 1918, the requisite for the country"s acceptance was the participation of a Filipino athlete at the 1924 Olympic Games in Paris, France. Nepomuceno was the sole participant representing the Philippines.
At the Olympics, he ran the 100-meter and 200-meter dashes. In neither race was he fast enough to qualify for the quarterfinals.
1925
Gold Medal, 200 meter straight dash
Silver Medal, 100 meter dash
1927
Gold Medal, 100 meter dash
Bronze Medal, 200 meter straight dash.