Siege of Osaka (English Wikipedia)

Iwata Nishizawa (1917). Japan in the Taisho Era In Commemoration of the Enthronement. Cromford, United Kingdom: Scarthin Books ABA, ILAB. p. 695. Retrieved 11 May 2024.

books.google.com

"Summer Battle of Osaka Castle Kuroda Nagamasa". Castles of Japan: Osaka Castle. Digital-images.net. Retrieved September 4, 2021.

Fukui Prefectural Library (2018). "忠昌様大坂ニ而御戦功有増". library-archives.pref.fukui.lg.jp (in Japanese). Fukui Prefectural Archives. Retrieved 31 May 2024.

"Sanada fūunroku" (in Japanese). Japanese Cinema Database. Archived from the original on 31 October 2010. Retrieved 30 October 2010.

Takamoto Shimei (1916). 立花遺香銀台遺事銀台拾遺 (日本偉人言行資料) (in Japanese). National History Research Association. pp. 111–112. Retrieved 30 May 2024.
著者参謀本部 (1893). "(補伝第二百三十宗茂の卓識) / Supplementary Biography No. 230: The Brilliant Knowledge of Muneshige". 『日本戦史・大坂役』 ["Japanese War History: The Battle of Osaka"] (in Japanese). 元真社. Retrieved 30 May 2024.

Daimon Watanabe (渡邊大門) (2023). "大坂の陣でなぜ全国の大名たちは誰一人として豊臣方に味方しなかったのか⁉" [Why did not a single daimyo from across the country side with Toyotomi during the siege of Osaka?]. rekishijin (in Japanese). Abc Arc, inc. Retrieved 9 June 2024. From the January 2024 issue of Rekishijin: 12 Mysteries of the Battle of Osaka; written by Watanabe Daimon
Daimon Watanabe (渡邊大門) (2023). "大坂の陣で徳川家康は「大坂城」の築城担当者に攻略の分析をさせていた⁉" [During the Siege of Osaka, Tokugawa Ieyasu had the people in charge of building Osaka Castle analyze the strategy]. rekishijin (in Japanese). Abc Arc, inc. Retrieved 9 June 2024.
Daimon Watanabe (渡邊大門) (2021). "織田有楽はなぜ大坂城を去ったのか？【前編】" [Why did Oda Yuraku leave Osaka Castle? [Part 1]]. rekishijin (in Japanese). Abc Arc, inc. Retrieved 9 June 2024.
Daimon Watanabe (渡邊大門) (2021). "織田有楽はなぜ大坂城を去ったのか？【後編】" [Why did Oda Yuraku leave Osaka Castle? [Part 2]]. rekishijin (in Japanese). Abc Arc, inc. Retrieved 9 June 2024.

254: 藤堂藩を裏で支えた無足人 (in Japanese). Rekishi Kaido Promotional Council. Retrieved 11 May 2024.

"「真田幸村の最期に新説、越前松平家の古文書で発見」" [New theory on the end of Sanada Yukimura discovered in ancient documents of the Echizen Matsudaira family] (in Japanese). 読売新聞. 2013. Retrieved 31 May 2024.

Sengoku-his Editorial Department (2017). "大坂の陣の最中にあった束の間の和睦期間真田幸村の手紙、そして再戦（夏の陣の勃発）までのいきさつとは？" [What happened during the brief period of peace during the Osaka Siege, Yukimura Sanada's letter, and the rematch (the outbreak of the Summer Siege)?]. 戦国ヒストリー. sengoku-his.com. Retrieved 11 June 2024. Masaru Hirayama, "Three Generations of the Sanada" (PHP Institute, 2011); Masaru Hirayama, Sanada Nobushige: The Truth About the Man Called Yukimura (Kadokawa, 2015); Shin-Jinbutsuoraisha Co., Ltd. "Sanada Yukimura: Ambition! The Battle of Osaka" (Shinjinbutsu Bunko, 2010)

"Sanada fūunroku" (in Japanese). Japanese Cinema Database. Archived from the original on 31 October 2010. Retrieved 30 October 2010.

Mitsunari 2016, p. 346. Mitsunari, Junji (2016). Mōri Terumoto : Saigoku no gi makaseokaru no yoshi sōrō (毛利輝元 : 西国の儀任せ置かるの由候) [Terumoto Mori: It is said that the ceremonies of the Western provinces are left to their discretion]. Minerva Japanese Biography Selection (in Japanese). Kyoto: Minerva Publishing [ja]. ISBN 978-4623076895. OCLC 949847873.

Mitsunari 2016, p. 346. Mitsunari, Junji (2016). Mōri Terumoto : Saigoku no gi makaseokaru no yoshi sōrō (毛利輝元 : 西国の儀任せ置かるの由候) [Terumoto Mori: It is said that the ceremonies of the Western provinces are left to their discretion]. Minerva Japanese Biography Selection (in Japanese). Kyoto: Minerva Publishing [ja]. ISBN 978-4623076895. OCLC 949847873.