いらっしゃいませ (irasshaimase) - Welcome used in shops

歓迎: かんげい (kangei) - Welcome/ reception

迎え: むかえ (mukae) - meeting/ greeting/welcome

有難い: ありがたい (arigatai) - grateful/ thankful/welcome/appreciated/ evoking gratitude

接待: せったい (settai) - reception/ welcome/ serving (food) /wining and dining/ business entertainment/ corporate entertainment/ entertaining politicians

優待: ゆうたい (yuutai) - preferential treatment/hospitality/warm reception/ welcome

耳より: みみより (mimiyori) - welcome (news)/ inviting/encouragingtempting/ hopeful

奉迎: ほうげい (hougei) - welcome

接遇: せつぐう (setsuguu) - reception, welcome

迎い: むかい (mukai) - meeting, greeting, welcome

どういたしまして (douitashimashite) - you are welcome, don’t mention it, not at all, my pleasure

お帰りなさい: おかえりなさい (okaerinasai) - Welcome home

もてなす (motenasu) - to entertain/ to make welcome

優遇: ゆうぐう (yuuguu) - favorable treatment/favourable treatment/ hospitality/warm reception/good treatment/ hearty welcome

ようこそ (youkoso) - welcome!/nice to meet you!

厚遇: こうぐう (kouguu) - cordial welcome/ hearty welcome/kind treatment/ hospitality

歓待: かんたい (kantai) - warm welcome/friendly reception/ hospitality/ entertainment

歓送迎会: かんそうげいかい (kansougeikai) - party to welcome (e.g. new employees) and send off (e.g. retiring employees)

新歓コンパ: しんかんコンパ (shinkankonpa) - welcome party for new students, club members, etc.

下にも置かない: したにもおかない (shitanimookanai) - giving a royal welcome/extending every courtesy