Antonio da San Bonaventura
Priest of the Order of Friars Minor, martyr at Nagasaki
Who they were
He was a priest of the Order of Friars Minor. The Roman Martyrology for 8 September names him, with Domenico Castellet of the Order of Preachers and twenty companions, among the martyrs of Nagasaki in Japan, some of them lay people and many of them children, all put to death for Christ by the sword or by fire.
The miracles
As a martyr he was raised to the altars without a miracle.
Why that counted as sanctity
The Roman Martyrology for 8 September names him among the blessed martyrs put to death for Christ at Nagasaki in Japan, by the sword or by fire.
The cause
The cause continues. No postulation address is published here yet. Favours received through this person’s intercession, and offers of help, are best sent to the religious order or congregation they belonged to, or to the diocese where the cause was opened; either will pass them to the postulation.
Checked against the sources listed on 22 September 2026. Corrections welcome.