Meaning of 初顔合 in Japanese

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Definition of 初顔合

かお(kao) 【顔 ·顏】

はつ(hatsu) · うい(ui) 【初】

(adj-no, n-pref, n) first; new
彼らはエベレストに初登頂した。
They made first ascent of Mount Everest.

ごう(gou) 【合】

(n) 0.18039 litres (liters)
0.3306 metres square (meters)
one-tenth of the way from the base to the summit of a mountain
(astron) conjunction →Related words: 衝
もちろん、実際に「はやぶさ」が太陽に近づいているわけではなく、図のように地球から見て太陽の反対側に位置するだけですが、このような現象を「合」と呼びます。
Of course "Hayabusa" is not actually closing in on the Sun, it is just positioned as in the figure so that, seen from the Earth, it is on the opposite side of the Sun; this is called 'conjunction'.
(ctr) counter for covered containers
counter for matches, battles, etc.

うぶ(ubu) 【初 ·初心 ·産 ·生】

(adj-na, n, adj-no) innocent; naive; unsophisticated; inexperienced; green; wet behind the ears
アメリカ人にはよくあることだが彼はなまの魚を好かない。
As is often the case with Americans, he does not care for raw fish.
(n-pref) birth-
静岡産のお茶と宇治産のお茶では何が違いますか。
Is there any difference between the tea from Shizuoka and that from Uzi?

かんばせ(kanbase) 【顔 ·容】

ぞめ(zome) 【初め ·初】

はつかおあわせ(hatsukaoawase) 【初顔合わせ】