This is a what-if story of Oumi no Umi: Minamo ga Yureru Toki.
What would happen if the protagonist were a court noble and aimed to unify the realm with Nobunaga?
Through the protagonist's eyes, we will witness Nobunaga's Tenka Fubu (unification of the realm by military force).
| Published | Title | # |
|---|---|---|
 | Become a Novelist https://ncode.syosetu.com › ... This is an "if" story based on "Amai no Umi: When the Water Surface Shakes." What would have happened if the protagonist had been a nobleman and had sought to rule the country alongside Nobunaga? We will see Nobunaga's military expansion through the protagonist's eyes... |
 | Corona EX https://to-corona-ex.com › comics Urin, Flying Through Warring States: A Different Version of the Sea of Amai... 1550. The year marked the historic beginning of the collapse of the Muromachi Shogunate, when the Ashikaga Shogunate was exiled to the Miyoshi clan. Takewakamaru (2 years old), the next head of the Kutsuki clan, a small fief in Omi... |
 | TO Books https://www.tobooks.jp › afumi 10 Oct 2025 — [Drama CD included] Iden Amai no Umi ~Urin, Soaring Through the Warring States Period~ Volume 6 Released December 15, 2025 Price: 3,159 yen (tax included) ... Includes online store exclusive bonuses! |
 | Amazon.jp https://www.amazon.co.jp › Iden-... A spin-off of the popular Sengoku survival story "Amai no Umi: When the Water Surface Shakes" is underway! A comic adaptation is also in the works! [Synopsis] 1550. The Ashikaga Shogunate is exiled to the Miyoshi clan, and the Muromachi Shogunate collapses... |
 | TO Books Online Store https://tobooks.shop-pro.jp › ... The fifth installment of the popular Sengoku survival story "Amai no Umi: When the Water Surface Shakes"! About the author: Israfil lives in Chiba Prefecture. His hobbies are reading and watching videos. He loves science fiction and history, and is particularly interested in the Sengoku period... |
 | BookWalker https://bookwalker.jp › ... Summary/Contents... The spin-off of the hugely popular Sengoku survival story originally published on "Let's Become a Novelist" is now being adapted into a comic! Includes a newly written short story and a specially drawn manga by the original author, Israfil! |
 | Wikipedia https://ja.wikipedia.org › wiki › Tan... "Afumi no Umi Minamo ga Yureru Toki" (When the Water Surface Shakes) is a Japanese alternate history science fiction novel by Israfil, in which the protagonist is reincarnated into the past of the world he lived in before his reincarnation, and... |
 | Rakuten Market https://search.rakuten.co.jp › mall When the Water Surface of the Amai Sea Stirs: The Revenge of Mototsuna Kuchiki, the Unlucky Man Hated by the Three Great Heroes, Volume 16 [Includes an exclusive original short story] [E-book] [Israfil]. |
| TO Books Online Store https://tobooks.shop-pro.jp › ... Released on Monday, December 15, 2025! Format: Paperback/Softcover Publisher: TO Books Author: Israfil Illustrations: Aoi Fuuha Manga... |
| Amazon.jp https://www.amazon.co.jp › Urin... Includes a newly written short story and a special manga by author Israfil! [Synopsis] 1550. The Ashikaga Shogunate was exiled to the Miyoshi clan, marking the beginning of the collapse of the Muromachi Shogunate... |