Summer Extra Chapters!

Summer Extra Chapters! are key quests which accompany the Someday in the Summer quests.

#01 Swept Away by the Waves (#01 波にさらわれて)
Keys Needed: 3 Summer Extra Chapter I Key
 * Obtained from:
 * Clear Someday in the Summer I~VI Novice (初級) 1 and 10 times (2 Keys in total)
 * Clear Someday in the Summer I~VI Int (中級) 1 and 10 times (2 Keys in total)
 * Clear Someday in the Summer I~VI Expert (上級) 1, 5, 10, 15, and 25 times (5 Keys in total)
 * Clear Someday in the Summer I~VI Master (超級) 2 and 6 times (2 Keys in total)


 * }

#02 Happy☆Summer (#02 ハッピー☆サマー)
Keys Needed: 3 Summer Extra Chapter II Key
 * Obtained from:
 * Clear Someday in the Summer I~III Expert (上級) 25 times (1 Key in total)
 * Clear Someday in the Summer I~III Master (超級) 10, 15, 20, and 25 times (5 Keys in total)
 * Clear Someday in the Summer I~III Legend (神級) 1, 10, 15, and 20 times (7 Keys in total)


 * }

#03 Summer Night (#03 夏は夜)
Keys Needed: 3 Summer Extra Chapter III Key
 * Obtained from:
 * Clear Someday in the Summer IV~VI Expert (上級) 25 times (1 Key in total)
 * Clear Someday in the Summer IV~VI Master (超級) 10, 15, 20, and 25 times (5 Keys in total)
 * Clear Someday in the Summer IV~VI Legend (神級) 1, 10, 15, and 20 times (7 Keys in total)


 * }