Souyaku Toaru Majutsu no Index Light Novel Volume 06/Chapter 3

Locations

 * Japan
 * Tokyo
 * Shibuya

Cultural References

 * Previously mentioned during the events in Los Angeles, Grapple and their phone, the Milliphone, are likely parodies of and their.
 * The phone advertised on the billboard is MilliPhone 15 High End. The current iPhone at the time of the volume's release was the (although it is the fifteenth generation of the iPhone).