Spring 2015 Event

Introduction
Date for the Spring 2015 Event is still TBA.

Patch Notes

 * 1) Will run for about 20 days (https://twitter.com/KanColle_STAFF/status/587071582259916800)
 * 2) New Ships
 * 3) *　Don't miss it!
 * 4) New Enemy Vessels
 * 5) *　Don't miss it!
 * 6) New Equipment
 * 7) *　Don't miss it!
 * 8) Voice and other Updates

Participation requirements

 * Must have a 75% sortie win ratio
 * Must have 5 empty ship slots for new ships
 * Must have 20 free equipment slots



Special Mechanics

 * 1) Selectable and changeable difficulty
 * 2) *This event has 3 ranks: easy (丙), medium (乙), hard (甲).
 * 3) *HQ Level 35 unlocks medium (?), HQ Level 80 unlocks hard.
 * 4) *You can choose the difficulty in each map separately.
 * 5) *When the difficulty is changed, the boss's health bar will be reset.
 * 6) *Once the map is cleared (boss HP bar is depleted and killed), you CANNOT go back and change the difficulty.
 * 7) *Different difficulties give different medals, equipment and materials when clearing the maps.
 * 1) *Once the map is cleared (boss HP bar is depleted and killed), you CANNOT go back and change the difficulty.
 * 2) *Different difficulties give different medals, equipment and materials when clearing the maps.

Tools

 * KanColle English AS Calculator by ofi123 (original: http://aircalc.net/)
 * Air Superiority Calculator (in Japanese)
 * Effective LoS Calculator (in Japanese)

Player Live Streams

 * http://www.twitch.tv/saberfrost GMT+1 (ArcticaFrost)