The Beginning of the Sea: Story, Cast and Series Facts

Story and premise

Tsukioka Natsu is 28 years old. He works for a printing company in Tokyo. One day, Tsukioka Natsu hears that Nagumo Mizuki died. They were in a romantic relationship when they attended the same university. They broke up after Nagumo Mizuki suddenly told him that she wanted to end their relationship, and she disappeared afterwards. He didn't hear anything about her for the past 7 years after their breakup. Tsukioka Natsu attends Nagumo Mizuki's funeral, where he meets a young child named Umi. He is surprised to learn that Umi is Mizuki Nagumo's daughter. Nagumo Mizuki's mother talks to him and tells him that Umi is his daughter.

Series details

• Title: The Beginning of the Sea
• Format: Scripted
• Language: Japanese
• Genres: Drama
• Premiere date: 2024-07-01
• Final broadcast date listed: 2024-09-23
• Status in TVmaze: Ended
• Network listed by TVmaze: Fuji TV
• Network country: Japan
• Typical episode runtime: 49 minutes
• TVMaze ID: 78217
• TVDB ID: 450126

Seasons in the TVmaze catalogue

• Season 1: premiered 2024-07-01; final listed air date 2024-09-23; episode order: 12.

Source and licence

Adapted from The Beginning of the Sea on TVmaze. The synopsis is reproduced as plain text; catalogue facts, cast and season records are selected and reformatted. This adapted text is available under CC BY-SA 4.0, following the TVmaze API licence. Network and web-channel credits identify the service listed in this source; they do not establish current streaming availability.