Heart-shaped Teppei Stone
East of Kamisuwa Station toward the Kirigamine side stands Arc Suwa. In front of it, a sidewalk paved with Suwa’s specialty, teppei stone, contains a small heart-shaped piece of teppei stone. Four of those heart-shaped teppei stones are also arranged together to form a four-leaf clover. In Japan, the four-leaf clover is a symbol of good luck, so look out for it🍀 Nearby you can also find a manhole cover depicting the Suwa Lake fireworks and Suwa’s floating castle, Takashima Castle. Try to find that one too!
Teppei stone (teppeiseki) is a pyroxene andesite with well-developed tabular jointing that is widely distributed in the Suwa and Saku regions of Nagano Prefecture. It splits easily into plates, and teppei stone peeled into slabs about 2–3 cm thick is widely used as interior and exterior building stone.
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