換算: conversion, exchange / 閑散: emptiness; leisure

閑散: empty, deserted; free, not busy, slack

換算: to convert, to exchange

産業化: industrialization

thirty-three; 33

the Kōdōha (or the Imperial Way Faction); a totalitarian, militaristic and expansionist faction in the Japanese military during the early Shōwa era

Kyūjitai form of 道徳経 (“Tao Te Ching”)

Kyūjitai form of 伝道の書

Rare form of テコンドー (tekondō, “taekwondo”).

arduous is the race against time as one grows old. (literally "as the sun goes down, the road remains a long one.")