Word

十七殿

じゅうしちでん
seventeen main pavilions of the imperial palace
Word

十七条憲法

じゅうしちじょうけんぽう
The Seventeen-Article Constitution
Word

十七回忌

じゅうしちかいき
16th anniversary of one's death
Word

五七

ごしち
five and seven; 35th day after a person's death
Word

五七桐

五七の桐
ごしちのきり
paulownia crest (three leaves with seven blossoms on the center lead and five blossoms on each side leaf)
Word

秋の七草

あきのななくさ
seven autumnal flowers (bush clover, Chinese silvergrass, kudzu, fringed pink, golden lace, thoroughwort, and balloon flower)
Word

五七調

ごしちちょう
five- and seven-syllable meter
Word

五七五

ごしちご
five-seven-five syllable verse (haiku, senryu, etc.)
Word

高嶺七竈

たかねななかまど、タカネナナカマド
Siberian mountain ash (Sorbus sambucifolia)
Word

五七日

ごしちにち
35th day after a person's death