Collection of short stories, 4th volume of Mizukami Satoshi Tanpenshuu:

1. Takeyashiki Shimai, Miyaburareru (竹屋敷姉妹、みやぶられる)

2. Matsuri Connection (まつりコネクション)

About a shut-in girl and a dwarf alien, who lives on her head.

3. Imasara Fantasy (今更ファンタジー, Too Late for Fantasy)

When given a magic lamp, 37-year-old Tohru Sugamo wishes for his childhood dream to come true and gains all the powers he thought up once upon a time as a wannabe novelist, but it turns out an eighth grader's ideas aren't the most original - or the kinds of things you'd want causing havoc in your married life.

4. Enigma Viking (エニグマバイキング)

5. Kyomu wo Yuku (虚無をゆく, Walking the Void)

When Amada Yuu was a child, the apartments were his entire world. When he learned the truth, the infinite void stretching outside would come to reside inside him as well.