URLs

• https://www.instagram.com/hajimesorayamaofficial/
• https://en.wikipedia.org/wiki/Hajime_Sorayama
• https://ja.wikipedia.org/wiki/空山基
• https://www.allmusic.com/artist/mn0002744459
• https://www.animenewsnetwork.com/encyclopedia/people.php?id=29962
• https://www.artbrokerage.com/Hajime-Sorayama
• https://www.artist-info.com/users/artsitpublicpage/279766
• https://www.bedetheque.com/auteur-11584-BD-.html
• http://data.bibliotheken.nl/id/thes/p07222195X
• https://data.bibliotheken.nl/id/thes/p07222195X
• https://catalogue.bnf.fr/ark:/12148/cb13514270b
• https://data.bnf.fr/ark:/12148/cb13514270b
• https://d-nb.info/gnd/119384701
• https://www.degruyter.com/document/database/AKL/entry/_a012a711-b4e6-419c-b707-c6e60053a48b/html
• https://www.discogs.com/artist/2290266
• https://comicvine.gamespot.com/wd/4040-51017/
• https://www.getty.edu/vow/ULANFullDisplay?find=&role=&nation=&subjectid=500462788
• https://www.imdb.com/&id=nm1351937
• https://www.invaluable.com/artist/ob9f66ruso
• https://www.isfdb.org/cgi-bin/ea.cgi?30102
• https://isni.org/isni/0000000087269344
• https://jpsearch.go.jp/entity/chname/空山基
• https://www.lambiek.net/artists/s/sorayama.htm
• https://id.loc.gov/authorities/nr93001174
• https://www.moma.org/artists/22591
• https://musicbrainz.org/artist/21508531-fbc6-47d5-8941-56f6ddb360a8
• https://nanzuka.com/en/artists/hajime_sorayama
• https://id.ndl.go.jp/auth/ndlna/00147853
• https://ci.nii.ac.jp/author/DA07228925
• https://ci.nii.ac.jp/author/DA07228925?l=en
• https://id.oclc.org/worldcat/entity/E39PBJcRd3h8jpkHqYrwQKJ4bd
• http://sorayama.jp
• https://sorayama.jp
• https://viaf.org/viaf/27222972
• https://www.wikidata.org/wiki/Q276692
• https://commons.wikimedia.org/wiki/Category:Hajime_Sorayama
• https://www.wikitree.com/wiki/空山-1
• http://id.worldcat.org/fast/315253/
• http://www.sorayama.net