Family name Otoshi (Otoshi 
) , in the world, is a rare cognomen. The last name Otoshi is characteristic of Bangladesh, where it is a very rare surname, the United States, and Brazil. Likewise, Otoshi is the forename as well as the last name.
| ryota otoshi researcher (ORCID 0000-0001-5289-1456) |
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| kenichi otoshi researcher |
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| taiyo otoshi researcher |
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| takehiro otoshi researcher |
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