Galaxy Railway 999 ?

Take a train to space Reference list: The Galaxy Express 999(銀河鉄道999) Alchemist Grade 3: Magical Pokahn(錬金3級 まじかる?ぽか～ん) ClockWork☆Planet(クロックワーク・プラネット) Brilliant pagoda or haze castle(連縁天影戦記) (I incorporated my whims and whims into the story. Basically, I wrote a sentence and AI wrote a sentence to complete the story. I tried my best) ╮(╯3╰)╭