CREATE TABLE table_53026 ("Name" TEXT, "Real Name" TEXT, "Birthdate" TEXT, "Costume Role" TEXT, "Defining characteristics" TEXT)

What is the defining characteristic of Takeshi Kuroiwa?
SELECT "Defining characteristics" FROM table_53026 WHERE "Real Name" = 'takeshi kuroiwa'
SELECT "Defining characteristics" FROM "table_53026" WHERE "Real Name" = 'takeshi kuroiwa'