This is the 5731st most frequent Japanese word.
つくば
"つくば" (Tsukuba) refers to a city in Ibaraki Prefecture, Japan, known for science and technology research.
In this sentence, 'つくば' refers to a specific location, Tsukuba city.
私はつくば市に住んでいます。
I live in Tsukuba city.
Here, 'つくば' denotes Tsukuba mountain, a famous landmark in Japan.
つくば山はとても美しいです。
Mount Tsukuba is very beautiful.
In this context, 'つくば' represents Tsukuba as a general destination or area, commonly known for its research facilities.