amatsukaze, anime, art, astral reverie, be water my friend, bruce lee, chronography, chronology, clouds, flower, girl, history, infographic, jeet kun do, jeet kune do, kantai collection, kouji, l-kun, life and death, martial artist, master, moon, night, ocean, persons legend, petals, philosopher, reflection, rensouhou-kun, roses, sensei, sky, story, sun, sunset, teacher, the artist 's own life, vocaloid, water, weapon, year