https://vgl.ucdavis.edu/sites/g/files/dgvnsk15116/files/media/documents/Shikoku20191030.pdf,
https://www.ukcdogs.com/docs/breeds/shikoku.pdf,
https://www.fci.be/Nomenclature/Standards/319g05-en.pdf,
https://kusa.co.za/images/Gallery/DR/Tosa.pdf,
https://vgl.ucdavis.edu/sites/g/files/dgvnsk15116/files/media/documents/Shikoku20251202.pdf,
https://www.j-higa.net/culture/60dogs/japanesedogsenglish.pdf,
https://tokyowest-ah.jp/pdf/activities_pic_blood_book05.pdf,
https://amiradog.com/wp-content/uploads/2024/12/TOSA.pdf,
https://sfnc.org/wp-content/uploads/2022/03/SFNC-brochure-2017.pdf,
https://amiradog.com/wp-content/uploads/2024/12/TOSA.pdf,
http://bonsaiwolf.com/wp-content/uploads/2022/03/unofficialnippostandard.pdf,
https://bioone.org/journals/zoological-science/volume-15/issue-5/zsj.15.699/Genetic-Variation-of-the-Mitochondrial-DNA-Cytochrome-b-Region-in/10.2108/zsj.15.699.pdf,
https://www.educatorcollars.com/manuals/contact-point-selection-guide.pdf?srsltid=AfmBOoog1Cn_vzwXM5LKjReel47_2hFD5dKzuGvQtwJcWmZxnXBY8IQR,
https://cdn.akc.org/ShibaInu-club-flier.pdf,
https://www.shibas.org/docs/Shiba_Brochure_color2.pdf,
http://www.dogsnsw.org.au/media/6373/fci-groups-all-ankc-breeds-listed2024.pdf,
https://akc.fcm.mx/descargas/AKC-NOT-RECOGNIZED-BREEDS.pdf,
http://www.dogsnsw.org.au/media/6373/fci-groups-all-ankc-breeds-listed2024.pdf,
https://www.wds2025.fi/wp-content/uploads/2025/07/Entries-by-breed-at-the-World-Dog-Show-2025-1.pdf,
https://akc.fcm.mx/descargas/AKC-NOT-RECOGNIZED-BREEDS.pdf,
https://pdfs.semanticscholar.org/9678/04103fc1e2a30e73535251aded8a3b989e0e.pdf,
https://cdn.shellharbour.nsw.gov.au/sites/default/files/Owning_pets/restricteddogs0_9.pdf,
https://cdpnews.net/wp-content/uploads/2024/03/27_3_Hiorns-et-Tamatani.pdf,
https://glampseason.jp/images/pdf/dog_breeds-en.pdf,
https://archive.org/download/biostor-106761/biostor-106761.pdf,
https://www.ukcdogs.com/docs/breeds/tosa-ken.pdf,
https://nippoclassic.org/uploads/3/4/6/5/34655429/2024classic-results-corr.pdf,
http://www.jagdwindhund.com/jagdwind/dokumente/upload/512aa_PADS-Newsletter_30.pdf,
https://www.princehotels.com/karuizawa-west/wp-content/uploads/sites/5/2025/04/List-of-Dog-Breeds-Allowed-for-Accommodation.pdf,
https://warangers.asn.au/wp-content/uploads/2020/10/Restricted-breeds-dangerous-dogs.pdf,