Towa Corp. Ltd. hit the 7-billion-yen ($61.73 million) sales plateau for the first time ever in 2014. The company’s tried-and-true strategy is to differentiate itself from competitors, stressing the development and launch of functional products that offer users never-before-seen value. Like clockwork, Towa Corp. continues to release products that fulfill its long-held role of being quick to market with new…