Product Code Database
HJ文庫 is a publishing label affiliated with the Japanese publishing company Hobby Japan. It was established in July 2006 and is a light novel label that is aimed at a young adult male readership. Hobby Japan publishes a bimonthly light novel magazine titled Charano!.
| Aesthetica of a Rogue Hero | Tetsuto Uesu | Tamago no Kimi | 11 |
| Akira Suzuki | Noriyasu Yamauchi | 1 | |
| Akuma de Shōjo | Hikaru Wakatsuki | Masato@Takashina | 4 |
| Akuma wo Munyumunyusuru Riyū | Hiroyuki Kagami | Kurogawa Izumi | 2 |
| Aku ni Ochitara Bishōjo Mamirede Daishōri!! | Rokujūshi Okazawa | Masato Mutsumi | 6 |
| Alexion Saga | Yū Godai | Mutsumi Inomata | 2 |
| Fuminori Teshima | COMTA | 15 | |
| Annis to Fukigen na Mahō Tsukai | Makio Hanafusa | Ryō Ueda | 3 |
| Ano Hibi wo Mōichido | Takehaya | Sou | 1 |
| Anuvis! | Kusanagi Aki | Sazanami Mio | 2 |
| Aoi Hana no Densetsu | Yūki Yahara | Kaduki Kugawara | 1 |
| Tōru Nozaki | Norio Shioyama | 2 | |
| Ashitabiyori | Mamori Amamori | Suzunari Shimokitazawa | 2 |
| Binzume Otomegokoro | Mamori Amamori | Yūji Naruse | 1 |
| Black Sheep | Hiroshi Tominaga | Sō Samba | 1 |
| Bluesteel Blasphemer | Ichirō Sakaki | Tera Akai | 1 |
| Breathless Hunter | Shin'ya Kasai | Eiji Kaneda | 3 |
| Bright Red Level | Takehiro Arihara | Kōji | 2 |
| Chōkōjo Sarah | Tomonori Terada | Ein | 6 |
| The Combat Baker and Automaton Waitress | SOW | Zaza | 9 |
| Chōkōjo Sarah Gaiden: Chōkōseijo Becky | Tomonori Terada | Ein | 1 |
| Cutting | Daisuke Haneta | Mo | 4 |
| Demon King Daimaou | Shōtarō Mizuki | Sōichi Itō | 13 |
| Deus Replica | Ayumu Ninomae | On | 3 |
| Disvairocana of the Acala Sword | Motaka Tsugawa | Riv | 5 |
| Fake-Fake: Mozō Ohjo Sōdōki | Ichirō Sakaki | Kaori Fujita | 3 |
| Mami Watanabe | Kazuyoshi Takeuchi | 1 | |
| Flag no Ohjisama | Kyōdai Oda | Kikurage | 2 |
| Gedō Ōji no Lemegeton | Aru Fujitani | Takumi Inoue | 4 |
| Gekka no Utahime to Magi no Ō | Daisuke Haneda | Kagerō Ōba | 4 |
| Glau Standear Kōkoku Monogatari | 5 | ||
| Glorious Dawn | Takeshi Shōji | Shiki Dōji | 8 (Franchise) 1 (Eyecatch) |
| The Greatest Magicmaster's Retirement Plan | Izushiro | Ruria Miyuki | 15 |
| Genome Seed & Genome Spiral | Narumi Takahira | Yō Fujishiro | 2 |
| Goddess! | Reiko Hikawa | Ototsugu Konoe | 3 |
| Gohyoku na Boku to Grimoire | Baraddo Kitaguni | Haruken | 1 |
| Goldberg Variations | Yū Godai | Rika Suzuki | 1 |
| Hakana-san ga kita! | Oda Kyōdai | Takehito Mizuki | 3 |
| Hajimari no Hone no Monogatari | Yū Godai | Rika Suzuki | 1 |
| Maki Hiro | Shunsuke Taue | 1 | |
| Hibana Sparkling! | Seiya Fujiwara | Noriyuki Matsumoto | 2 |
| High-School Secret Service! | Kaho Mizumaru | Isll | 1 |
| Hōkago no Sekai Seifuku | Hikaru Wakatsuki | Hotori | 1 |
| Hyakka Ryōran Samurai Girls | Akira Suzuki | Niθ | 17 |
| Ryō Suzukaze | Sikorsky | 1 | |
| Ikkitousen Will Drive | Takehiro Arihara | Takumi Inoue | 1 |
| Ikusahime | Midori Natsu | Iruka Shiomiya | 3 |
| Imōto Dragon Ani Wakahage | Shunsuke Taniguchi | Aki | 1 |
| Infinite Dendrogram | Sakon Kaidou | Taiki | 18 |
| Infinity Blade | Ayumu Ninomae | Sai Izumi | 1 |
| Invaders of the Rokujouma!? | Takehaya | Poco | 40 + 2 side stories |
| I Saved Too Many Girls and Caused the Apocalypse | Namekojirushi | Nao Watanuki | 16 |
| Item Cheat na Dorei Harem Kenkokuki | Nuko Nekomata | Natsu Natsuna | 1 |
| Jashin Kōryakusha no Sengi Kyōdō | Kazuki Sorano | Yuichi Murakami | 4 |
| Kagetsuki no Yajiri | Yui Tokiumi | Asami | 1 |
| Kanojo wa Megane-HOLIC | Tetsuto Uesu | Shunsaku Tomose | 3 |
| Ken to Mahōu no Sekai desu ga, Ore no Kikai Heiki wa Kyō mo Muteki desu. | Tomotaka Tsugawa | Yuichi Murakami | 2 |
| Kigurumi no Shugosha | Okina Kamino | Koin | 1 |
| Kō 1 Desu ga Isekai de Jōshu Hajimemashita | Hiroyuki Kagami | Goban | 2 |
| Kōjin no Maō to Tsukikage no Shōjo Gunshi | Akito Sakurazaki | Tamago no Kimi | 2 |
| Kurokano | Midori Natsu | Tsukasa Saitō | 1 |
| Kushizashi Helper Sasare-san | Kō Kimura | Tetsuya Nakamura | 3 |
| Laetitian Dragonlord Story | Ken Suebashi | Tsuyuki | 2 |
| Lottery Travelers | Fumika Shimizu | Yoshitaka Ushiki | 9 |
| Magical Marine Pixel Maritan | Anonymity | Yukio Hirai | 1 |
| Majo Sannin to Ore no xx na Kankei | Ayumu Ninomae | Hideyu Tohgarashi | 1 |
| Maō na Ore to Ghoul no Yubiwa | Yusura Kankitsu | Shugasuku | 5 |
| The Master of Ragnarok & Blesser of Einherjar | Takayama Seiichi | Yukisan | 23 |
| Meigen no Miko | Seiya Fujiwara | Haruyuki Morisawa | 1 |
| Meikai no Amaryllis | Ken'ichi Wada | Atsushi Suzumi | 1 |
| Mō Zutto, Isekai Shōkan Teishichu!? | Aru Fujitani | Taiyaki | 1 |
| Mob kara Hajimaru Tansaku Eiyūtan | Kaitō | Almic | 7 |
| Hideaki Ibuki & Hajime Yatate, My-Hime Project | Sankichi Meguro | 1 | |
| My Big Sister Lives in a Fantasy World | Tsuyoshi Fujitaka | An2A | 7 |
| Mystic Museum | Miyako Fujiharu | Shizuki Morii | 1 |
| Nihon Jōkū Irasshaimase | Shio Sasahara | Taskohna | 2 |
| Omakase Taima! Shield Girls | Akira Suzuki | Mika Aketaka | 3 |
| One Turn Kill of the Dark Partisan | Kōta Nozomi | Yūnagi | 5 |
| Ore no Real to Netgame ga Love Come ni Shinshokusare Hajimete Yabai | Aru Fujitani | Kurone Mishima | 8 |
| Ore to Kanojo no Battle wa Living de | Nagi Hizuki | Kurone Mishima | 2 |
| Ore to Kanojo no Zettai Ryōiki | Takayama Seiichi | Gochō | 7 |
| Pan-Ho! | Rin Yūki | Hashigo Ueda | 1 |
| Pastel Magic | Akira Kamishiro | Quan Xing | 1 |
| Paying to Win in a VRMMO | Blitz Kiva | Kuwashima Rein | 6 |
| Princess wa Otoshigoro! | Ichirō Sakaki | Waka Miyama | 3 |
| Queen's Blade | Eiji Okita | Eiwa (Franchise) & Hirotaka Akaga (Gekitō!) | 5 (Franchise) 1 (Gekitō!) |
| Rasen no Kuni no 3 drills | Hiroshi Tominaga | Uni | 1 |
| Real Ō! | Takumi Wakasa | Monorino | 2 |
| Hayaken | Nagu | 4 | |
| Red Data Dragon Lord | Sakaki Sengetsu | Tetsu Kurosawa | 2 |
| Revenge Revenge | Haruhisa Kujira | Kotetsu Yamanaka | 1 |
| RIN ~Daughters of Mnemosyne 2008~ | Hiroshi Ōnogi | Chūō Higashguchi | 1 |
| Satō-ke no Sentaku | Daisuke Kaihana | Akihiko Imaizumi | 2 |
| Scramble Wizard | Ken Suebashi | Kabocha | 3 |
| Seikō no Matsuei | Yūki Yahara | Atsuto Shinozuka | 1 |
| Yūri Kitayama | Riv | 26 | |
| Senkan Ningen Hayato | Jun'ichi Ōsako | Hippo | 3 |
| Sensuikan | Shōtarō Mizuki | Mako Aboshi | 3 (Franchise) 1 (Matome) |
| Shinaino. | Haruhisa Kujira | Aburidashi Zakuro | 1 |
| Shinanai otoko ni koi shita Shōjo | Kazuki Sorano | Puyo | 1 |
| Shinma to Sekai to Yome Flag | Kazuki Sorano | Niro | 6 |
| Shinmai Shachō no Perfect Game | Tomotaka Tsugawa | Kuroemon | 3 |
| Shinwa Seniki no Graphics | Najima Tatsunori | Sumihei | 1 |
| Shinwa Taisen Gilgamesh Knight | Daisuke Haneda | Makoto Ishiwata, Santa Tsuji | 2 |
| Shiroki Haō no Servant | Shinya Kasai | 3 | |
| Special Anastasia Service | Hitsuji Torii | Mattaku Mōsuke | 4 |
| Sword Dragon Sword | Natsu Midori | Himesuz | 1 |
| Swords & Wizards Haken no Kōtei to Nanaboshi no Himegishi | Yusura Kankitsu | Niθ | 1 |
| Tama Nama | Shinobu Fuyuki | Sakana | 6 |
| Tasukete Akiyoshi-kun! | Yū Fuwa | Chōniku | 3 |
| Tentei Gakuin no Domain Taker | Miyako Fujiharu | Refeia | 3 |
| Tetsujin Thousand | Jun'ichi Ōsako | FBC | 3 |
| Tobira no Majutsushi no Advent Gate | Kazuki Sorano | Ponjiritsu | 5 |
| Toki no Akuma to Mitsu no Monogatari | Koromigoya | Kabocha | 1 |
| Tornado! | Hideaki Ibuki | Shiki Dōji | 1 |
| Toy Joy Pop | Labo Asai | Noan Shibakura | 1 |
| Tsuki no Musume | Masaki Watanabe | Hideki Yamada | 2 |
| Uraniwa no Kamisama | Okina Kamino | Rōga Rūen | 4 |
| Worlds Walkers' Chronicle | Daisuke Haneda | Iidū | 5 |
| Yōkoso Mumokuteki-shitsu e! | Takehiro Arihara | Kuropenguin | 1 |
| Yumemiru Danshi wa Genjitsushugisha | Okemaru | Saba Mizore | 7 |
| Yūnagi | Masaki Watanabe | Hideki Yamada | 1 |
| Zenryaku. Neko to Tenshi to Dōkyo Hajimemashita. | Nagi Hizuki | Kagayo Akeboshi | 6 |
| Zero Wizard Extra | Takumi Wakasa | Yū Tachibana | 4 |
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