I listed some items , like Goshuin-notebook and cover and again some toothpicks. This successive triangles pattern is called "UROKO" in Japan, meaning "scales". This pattern is symbol of "protection". You can see the Japanese Kanji and Hiragana letters on back side. They says "頃は", means "when" " the time for " . This seems to be a line of a Waka, Japanese old Tanka poetry. For an example, there is one Waka of Hyakunin-ishu, Hundred Poet Hundred Poem 夜もすがら もの思ふ頃は 明けやらで ねやのひまさへ つれなかりけり Yomosugara Monoomou"korowa" Akeyarade Neyanohimasae Tsurenakarikeri -Shunkei Osho (Natsu Translation) All night long, a night you think about someone , the dawn comes slowly that is why I feel that thin openings of the door even mean to me. ーNat