Just a simple copy and paste for now, will sort it out later.
Big thanks to Sven666 for maintaining the old thread.
1942 Official Guide (FC)
1943 Capcom collection 1 game & book (official guide)
Batsugun Skullhornets (comic doujin)
Battle Garegga (INH)
Battle Garegga handbook (unnoficial guide)
Capcom Generation Series Official Guide [1942/43 series] (Saturn / PSX)
Cave "keibu" Guwange/Progear/Espgaluda (doujin comic)
Darius 2 (official guide)
Deathsmiles Artworks (official)
Dodonpachi Dai-Ou-Jou Comic (doujin)
Dodonpachi Dai-Ou-Jou Black Label (booklet bundle with DVD)
Einhander (official guide)
Espgaluda (artbook - doujin)
Espgaluda Hane wings (doujin comic)
Espgaluda Chou butterfly (doujin comic)
ESPgaluda 2 (Cave official)
ESPrade (artbook - doujin)
ESPrade Te Hand (doujin comic)
ESPrade "X16" (doujin comic)
Galaga Official Guide (FC)
Gamest Graphics Vol1 (various artworks)
G-Darius Perfect system (guide official)
Gradius FC (official guide)
Gradius Gaiden (official guide)
Gradius II Gofer no Yabou (X68000 art book official)
Gradius portable (Konami multi media)
Gradius V history of vic viper (promo art official)
Guardic Gaiden Official Guide (FC)
Gunbird (comicbook doujin?)
Gunhed Official Guide (PCE)
Guwange, 2 book set and VHS (HDK unnofficial guide)
Guwange (doujin comic)
Ibara (INH)
Ibara (guide bundle with PS2 release)
Ibara comicbook (Cave official)
Ibara & Mushihimesma "ningen" & "shakkuru" (2 different yet similar artbooks - doujin)
Ikaruga (official guide)
Ikaruga cantHUE 4x (comic doujin)
Keio Yuugekitai (artbook)
Keio Yuugekitai (guide)
Ketsui (INH)
Ketsui players guide (unnoficial)
Mushihimesama (INH)
Mushihimesama Futari (official Cave Guide/art book)
Namco Museum Vol.4 Official Guide [Ordyne]
Namco Museum Vol.4 Perfect Guide [Ordyne]
Philosoma (art book)
Progear (doujin comic)
Progear Houseki (doujin comic)
Psikyo Illustrations Psi (Gamest Mook Vol 113) (artbook official?)
Psikyio Collection Works vol2 (artbook official?)
Psikyo Visual Works (official)
Psyvariar Guide (HDKs unofficial guide)
Radiant silvergun (sega saturn magazine guide)
Radiant silvergun (official guide)
Radiant silvergun bee praying (guide/art doujin)
Radiant Silvergun no refuge (guide/art doujin)
Radiant Silvergun Hans works (art doujin)
Radirgy (INH)
Raiden 1,2,DX (INH)
Raiden III Official Data Collection
Raiden fighters 1,2,JET (INH)
Raycrisis (official guide)
Ray Series Doujin comics (Infinity, RS, Parallel Op, Raydream, Intolerance, Wry-Ray, Result, Origin of R3, Lay Ray, Reign Ruin Ray)
Raystorm (official guide)
R-Type 1 + 2 Official Guides (PCE)
R-type Delta (official guide)
R-type final (official guide)
Salamander Deluxe Pack (psx official guide)
Senko no Ronde Artbook
Senko no Ronde SP & Rev.X Data Setting Collection Artbook
Silpheed Guide (Mega CD)
Sonic Wings 3 (official guide)
Super Aleste official comic
Thunder Forve IV attack special (guide? vol 1 & 2)
Thunder Force IV strategy supplement (jp MegaFan magazine [?])
Trigger heart excelica (officual guide)
Twinkle star sprites (artbook SAT)
XII stag/ Trizeal (INH)
Zanac official guide (FC)
Zanac X Zanac (official guide)