Losing both his job and family at the age of 45, Hideo ends up working at an eccentric company named "The Time Capsule Corporation". Its business revolves around taking in letters written to one's future self and delivering them several years or decades later.
Hideo was assigned to the "Especially Challenging Deliveries Handling Department", in which he is tasked with going in person to directly deliver letters to people who, due to various circumstances, have otherwise become impossible to rea...
This was the first novel I read in full in Japanese, even though I'd already passed the N1 and was conversationally fluent. There were still some words I didn't know since I didn't have much experience with novels, but a lot of those words I learned went on to appear in the second novel I read (and elsewhere), so they're all very useful. I feel like this book helped me fill in a lot of the blind spots I had in my knowledge.
Some characters speak with a dialect, but it's easy enough to understan