| 2017-01-25 | Problem łańcucha bloków |
| 2017-06-24 | Media społecznościowe |
| About light novels |
| On blocking Internet mail from dynamic addresses |
| ビデオ・ゲームと芸術 |
| State of the IT industry |
| Emoji in Unicode |
| Commercialization of art |
| About visual novels |
| Software is always a tree |