グレゴリオ暦[guregorioreki] Gregorian calendar
陰暦[inreki] lunar calendar
花暦[hanagoyomi] flower calendar
改暦[kaireki] calendar revision (e.g. at start of year)
還暦[kanreki] 60th birthday

旧暦[kyuureki] Japan's old (lunisolar) calendar
西暦[seireki] Christian Era
太陽暦[taiyoureki] solar calendar
剥がし暦[hagashigoyomi] calendar pad
盲暦[mekuragoyomi] picture calendar for illiterates

西貢[saigon] Saigon
瑞西[suisu] Switzerland
西藏[seizou] Tibet
新西蘭[nyuujiirando] New Zealand
伯剌西爾[burajiru] Brazil

墨西哥[mekishiko] Mexico
以西[isei] ... and westward
関西[kansai] Kansai (south-western half of Japan, including Osaka)
関西辯[kansaiben] Kansai dialect
古今東西[kokontouzai] all times and places