bangōkeizoku sei
1. (mobile phone) number portability (introduced to Japan in October 2005)
Noun
1. (mobile phone) number portability (introduced to Japan in October 2005)
1. mental; spiritual
1. junior high school student; middle school pupil
1. slow
2. late
3. too late
1. classmate
1. detailed; full
2. knowing very well; knowledgeable (about)
1. necessity
1. (degree of) risk; riskiness
1. telephone number