Opinions
| Date | Title |
| 2017-05-01 | State of the IT industry |
| 2017-07-11 | On blocking Internet mail from dynamic addresses |
| 2017-07-11 | About visual novels |
| 2017-08-03 | Commercialization of art |
| 2017-08-13 | Software is always a tree |
| 2017-12-07 | About light novels |
| 2017-12-15 | Emoji in Unicode |
| ビデオ・ゲームと芸術 | |
| Problem łańcucha bloków | |
| Media społecznościowe |