Louis of Nagasaki
child martyr at Nagasaki
Feast: 12 July (not on the universal Roman calendar; kept in the Roman Martyrology or local calendars)
Who they were
At Nagasaki in Japan, Blessed Matthias Araki and seven companions, martyrs, who suffered martyrdom for Christ. Their names are: Blesseds Peter Arakiyori Chobioye and Susanna, husband and wife; John Tanaka and Catherine, husband and wife; John Nagai Naisen and Monica, husband and wife, and the little Louis, their son.
The miracles
As a martyr he was raised to the altars without a miracle.
Why that counted as sanctity
The Roman Martyrology remembers him on 12 July as the little son of Blessed John Nagai Naisen and Blessed Monica, martyred with them at Nagasaki.
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.
Connected on this site
- John Tanaka Blessed“Their names are: Blesseds Peter Arakiyori Chobioye and Susanna, husband and wife; John Tanaka and Catherine, husband and wife; John Nagai Naisen and Monica, husband and wife, and the little Louis, their son.” — this site's research
Checked against the sources listed on 22 September 2026. Corrections welcome.