Minakata, Kumagusu 南方熊楠 (1917). "Jūnishikō (4): hebi ni kansuru minzoku to densetsu" 十二支考(4):蛇に関する民俗と伝説 [On the Zodiac (4): folklore and legends of the serpent]. Taiyō.Aozora Bunko No.2536
Minakata, Kumagusu 南方熊楠 (1916). "Jūnishikō (3): Tawara Tōda Ryūgu iri no hanashi" 十二支考(3):田原藤太竜宮入りの話 [On the Zodiac (3): Story of Tawara Tōta's entry into Ryūgū Dragon Palace]. Taiyō. Aozora Bunko No.1916
Visser, Marinus Willem de (2008) [1913]. "§4 Mizuchi, the river-gods". The Dragon in China and Japan. Amsterdam - New York City: J. Müller - Cosimo Classics (reprint). p. 139 (137–139).
Takeda (1972), 3: 1: "[I would] ride a tiger and leap over Furuya (Old Shack), and I want a sword enough to destroy the dragon in the green pool. Furuya (Old Shack) may be a place name but location is unknown. 虎に乗って古屋を越えて、青渕で竜を退治してくるような刀剣がほしいなあ; .. 古屋、地名だろうが、所在不明". Takeda, Yūkichi 武田祐吉 (1972). Manyōshū zenkō 萬葉集全講. Vol. 3. Meiji shoin. p. 1.
Ito (2005), 8: 475: "Astride a tiger, leaping over an old shack's rooftop, then at the creepy green pool, its lord.. the mizuchi dragon to capture, if I only had such a two-handed or great-sword capable of that. 虎にまたがり、古屋の屋根を飛び越えて行って、薄気味悪い青淵で、その主..蛟龍を捕らえて来られるような、そんな剣大刀があればよいのに". Ito, Hiroshi 伊藤博 (2005). Man'yōshū chūshaku 萬葉集釋注. Vol. 8. Shueisha. p. 475.
Asakawa, Zen'an 朝川善庵 (1927). "Zen'an zuihitsu 善庵随筆". In Kusunose, Jun 楠瀬恂 (ed.). Zuihitsu bungaku senshū 随筆文学選集. Vol. 7. Shosaisha. pp. 339–340.; Selection in html markup at Tsubota, Atsuo 坪田敦緒 (ed.). "Zen'an zuihitsu kan 1 善庵随筆 巻一". Sumōhyōronkanopēji 相撲評論家之頁. Archived from the original on 2008-03-18. Retrieved 2019-07-19.
Asakawa, Zen'an 朝川善庵 (1927). "Zen'an zuihitsu 善庵随筆". In Kusunose, Jun 楠瀬恂 (ed.). Zuihitsu bungaku senshū 随筆文学選集. Vol. 7. Shosaisha. pp. 339–340.; Selection in html markup at Tsubota, Atsuo 坪田敦緒 (ed.). "Zen'an zuihitsu kan 1 善庵随筆 巻一". Sumōhyōronkanopēji 相撲評論家之頁. Archived from the original on 2008-03-18. Retrieved 2019-07-19.
Asakawa, Zen'an 朝川善庵 (1927). "Zen'an zuihitsu 善庵随筆". In Kusunose, Jun 楠瀬恂 (ed.). Zuihitsu bungaku senshū 随筆文学選集. Vol. 7. Shosaisha. pp. 339–340.; Selection in html markup at Tsubota, Atsuo 坪田敦緒 (ed.). "Zen'an zuihitsu kan 1 善庵随筆 巻一". Sumōhyōronkanopēji 相撲評論家之頁. Archived from the original on 2008-03-18. Retrieved 2019-07-19.
The shark (鮫) character in the poem's original text is emended to the mizuchi (蛟) character. Kariya Ekisai [ja] in his annotation to the Wamyō Ruijushō remarks: "Considering the Manyōshū (quote follows).. the kōryō/jiaolong ` shark-dragon´ is actually kōryō/jiaolong ` flood dragon´, and correctly read as ` midzuchi´ 万葉集を按ずに.. 鮫龍即蛟龍也、宜しく美都知と訓ず".[17]