If you're looking for manga similar to Zutto Saki no Hanashi, you might like these titles.
Includes the following chapters:
Itagua and Kagua are two aliens whose spaceship broke down while they were visiting Earth, leaving them stranded and hiding in a dried water well. Due to the distance to their planet, they took 13 years to ask for help. And now finally...
Includes the following chapters:
A conversation between two high school students Kiyoko and Mari as the former talks about her ambitions of becoming a dictator after graduation and how she will change the world with her iron rule.
Rumors tell of Zephyrus, a beautiful and intoxicating woman who lives in a small island in the South Pacific. She's known to seduce all she meets, and not everyone who visits her leaves alive. In World War II, two soldiers become captivated by Zephyrus, and in the present, send one of their sons to investigate her recent appearance. Why has Zephyrus not aged a day since twenty years ago, and what plans does she have for the world?
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Following years of war, men have become scarce, and gender distinction has almost vanished in society. Procreation is mostly achieved through artificial insemination. Ensign Koizuka is called back from the front lines to court to serve as the Princess' - whom she loves - personal guard during her upcoming wedding. The Princess is getting married to the eccentric Queen of a powerful country - in a move to appease that country geopolitical ambitions.Koizuka who was the one that revealed the Princess feminine side and got her noticed by the Queen must now face the consequences. The Queen'ss design may not be in the Princess best interest either... Meanwhile, Koizuka's Captain confesses to her.
Years ago, the mermaid inhabitants of an underwater brothel were ruthlessly slaughtered for their expensive body parts. The only survivors of this massacre were three young sisters who, enraged by having witnessed their mother's murder, now lure sailors into the depths to devour them. While chasing jellyfish one day, the middle sister, Julie, is caught in a net and hauled to the surface. She manages to escape from this ordeal alive, but during her brief time on land the mermaid fell in love with a human. Can the two lovers find true happiness together, despite their conflicting backgrounds?