an inland prefecture in the 中部 (Chūbu) region of Japan; its capital city is also 長野 (Nagano)

機雷: a sea mine, a naval mine / 帰来: a returning

The katakana syllable ニョ (nyo). Its equivalent in hiragana is にょ (nyo).

(sports) rally (strokes) / (competition) rally (event with checkpoints)