a light, beam, illumination / a gleam, glow, ray / a glimmer, shine, sparkle / a luster/lustre, polish, sheen / glory, influence, power / a glimmer, gleam / positive aspect

光: a physically perceived light: a light, a gleam, shining, glittering; a metaphorical light: glory, a glimmer, a gleam

one of the bullet train services running on the Tōkaido/Sanyō shinkansen / 光: a place name, such as that of Hikari City in Yamaguchi Prefecture / 光, 光璃, 光莉, 光梨: a female given name / 光: a surname

deep sea / the part of the ocean below approximately 200 meters / The former Japanese name of the seaport of Prigorodnoye on the island of Sakhalin, Russia

改訂: revision / 改定: reform, alteration, change / 海底: seabed / 開廷: trial / 階梯: stairs; rank; guide

改訂, 改定: to revise

opening of uncultivated land or new frontiers

report, notice, registration

arrive / reach

seabed