Category:Backup Katsuyou Technique
This page was last modified 15:51, 5 October 2021 by Mars2000you. Based on work by Gdx.
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Backup Katsuyou Technique (バックアップ活用テクニック) is a Japanese magazine specialized in computers hacking.

It was released irregularly from July 1985 to June 1994. Almost all issues have some articles about MSX. There are also two extra issues, which contain some articles published in previous issues.

バックアップ活用テクニック means Backup Practice Technique. This magazine later became Game Labo.

The below table contains only the main MSX info of each issue, you can check the page dedicated to an issue if you want to have more info (especially about the software).

Issues with MSX content:

Issue No. Content Notes
1985-07 1
  • Tape controlling and memory map of PC-8001/8801, FM-7 and MSX
  • Backup MSX ver.1: ROM dump tools and making a board with 16kB SRAM to
    run your backups
  • RS-232C (article for PC-88/98 but still interesting for MSX)
1985-11 2
  • ROM Dump Tool: Making a board with 16kB SRAM to backup cartridges ver.2
  • How to use MSX with 64kB RAM to backup cartridges
1986-05 3
  • Octopus: Famicom Rom backup interface for MSX
  • Rescue for nationwide 1 million of machines: the tape format analyse
  • Copy Tool for 32kB (program)
  • ROM Cartridge Copy: O-Nyanko Copy MSX Ver.1.0
  • Dr. Copy - Part I (review)
1986-09 4
  • Red Comet: Making and programming of 32kB ROM backup system
  • The Ushi: more about tape copy
  • Update for Octopus Backup Interface & Anti-protection
  • O-Nyanko System part 1 - 6502 One-Pass Assembler for Z80
1986-12 5
  • Make a 32kB RAM card
  • ROM Cartridge and Tape/Disk Backup
  • Update 2 for Octopus Backup Interface & Anti-protection
  • O-Nyanko System part 2 - 6502 Cross Disassembler for Z80
  • Kaiseki Kun mk-II (review)
  • ROM Hunter (review)
1987-03 6
  • Dr. Copy - Part II (review)
  • ROM Hunter MK2 (review)
  • MSX Army Counterattack part 1 (with info about Ninja Copimaru Kun)
  • MSX2 64kB VRAM upgrade to 128kB
  • Uncover the Megarom structure and mechanism
  • How to remove the protection
  • Introduction to MSX Hacker part 1: Technique to copy the game Roms
  • O-Nyanko System part 3 - Binary Code Converter
  • O-Nyanko Copy Ver.2.0: Copy tool for game cartridge
  • Megarom Copy Tool: Hard & Soft
  • The Black Onyx - How to make Perfect Soldier: Save Data Editing
1987-06 7
  • ROM analyzer & 32kB ROM/RAM cartridge making
  • How to copy disk to disk
  • Introduction to MSX Hacker part 2
  • How to get stereo PSG
  • MSX Army Counterattack part 2: How to expand RAM in MSX1 computers
  • Corrections to 2 Hage's articles of Backup Katsuyou Technique 06
  • Conversion of Toshiba Kanj-Kun documents to ASCII Japanese MSX-Write
1987-10 8
  • Remove the MSX ROM game protection
  • Emmy II: Special loader to enjoy the graphic data
  • Knightmare: Special loader to enjoy it 10 times
  • MSX-BASIC Cursor Blink (program)
  • Method to use ROM backup tools with a Quick Disk Drive
  • Octopus: How to dump and display characters of Dragon Quest II
  • Add a 5-inch drive on MSX2
  • Human to hacker conversion course: binary and hexadecimal numbers
  • How to copy disk to disk while using ROM Hunter MK2
1988-01 9
  • Making a Reset switch
  • Games Hacking: Hacks for 18 games
  • Tape Copy tool
  • MIDI Interface
  • ROM copy tool: SAVER-Z
  • 3 useful tools for MSX users
  • Remove the protection from Haja no Fūin
  • Removing the protection and add invincibility for 9 ROM games
  • MSX-AIDS: The Ultimate Machine Language Monitor
  • Disk Tool: Disk Check program to remove the protection
1988-03 10
  • Games Hacking 2: Hacks for 13 games + tips (Copy Jack, Rom Hunter MK2, etc)
  • Make a speed controller (spinner) for MSX
  • Data Helper: Program to enter the data easily
  • ROM analyzer & copy program
  • MegaRAM board making & ROM software copy method
  • MIDI receiver making, using general port with software
  • Tips and tricks for hacking
  • Soft Touch: Final version of the ROM copy tool
  • Information about copy tools: Focus & the new version of Copy Aid
1988-06 11
  • About the genious Masaru Hashimoto
  • Special edition of software/hardware manual hacking
  • Several techniques to use your MSX at 120%
  • Remove the protection from the disk version of Uranai Yatsura
  • Tips and tricks for hacking
  • Protection information & BIOS-KUN (information & program)
  • MegaROM Backup System & Masked RAM Transfer System (article with programs)
  • MSX-AIDS Ver.1.1 (program update)
1988-09 12
  • New Type MSX: Strongest ROM to tape copy tool
  • 19 FLR files for Soft Touch: Patches to unprotect several games
  • Disk Search and Disk Check programs
  • How to make a Reset switch for MSXs with S3527
  • 5 slots in the Canon V-25
  • Addition of 5-inch drive YE-Data YD-280 with the Sony HBD-20W
  • Making of a built-in autofire
  • Addition of hexadecimal input keypad
1988-12 13
  • The Shocking: Programs to unprotect several game discs
  • 15&11 Tone: Hard copy programs for MSX2
  • Program to capture pictures of Kind Gals II
  • Programs that earns 980 yen
  • Hard introductory easy course: 4 slots in the Panasonic FS-A1
  • Youth claim: MSX2+ release, Compile Disc Stations, MSX Magazine, etc...
  • RGB15 to RGB21 cable
1989-03 14
  • The Blue Drug: Original Backup Tool using filers to unprotect disk games with
    20 filers included
  • Real-Time Locker & The Sampler (programs)
  • Copy mkII (program)
  • 22 FLR files for Soft Touch: Patches to unprotect several games
  • Protect Hacking: 20 Protect Killers for BIOS-KUN
  • Super easy connection of MSX joystick to PC Engine
  • Hacker training course: Disk Copy / Track Read / Autoloader
  • FM-PAC Stereo upgrade & SRAM Access Program
  • Psycho World - Play it with more power by using the PAC SRAM Direct Access
  • Youth claim: MSX2+, MSX-MUSIC, Compile Disc Stations, protections
  • Corrections to Backup Katsuyou Technique 13
  • Information about new version of the copy tool Focus
1989-06 15
  • How to connect a MSX joystick to Sega Megadrive
  • Protect Hacking 2: 12 Protect Killers for BIOS-KUN + 3 Game Modifiers
  • The Commercial Virus, The Commercial Vaccine and The Checker (programs)
  • The Destroyer: Disk Destruction & Repair program
  • 10 Function Keys Display & Font Changer (programs)
  • Majestic System Ver.1.0: The world's strongest backup tool
  • Youth claim: MSX2+, compatibility, MSX2 Technical Hand book, MSX-DOS
1989-09 16
  • Protect hacking practice course: 3 tools, hacking of Last Armageddon and 9 filers
  • Ultimate PSG: BGM Compiler/Linker/Player + examples
  • The User-Saver: Combine game user discs into one
  • How to rip the MSX2 graphics
  • DOS-Fighter: Disk copy, sector dump and directory check
  • Little correction about Majestic System Ver.1.0
  • Hacker training course 2: Sector management
  • MSX2 Simple Assemble System
  • Youth claim: Problems with Sony HB-F1XDJ (MSX2+) and F1 Tool Disk II
1989-12 17
  • MSX evolution and wishes for a MSX3
  • Upgrade the Panasonic FS-A1WX to 512kB RAM
  • Review of 4 MSX games
  • Making of an adapter cable to RGB 15-pin
  • DOS tools for disk files organization and function keys utilization
  • Text Copy and Time Printer programs
  • Extra Function Keys + Cursor Pointer (programs)
  • The Sampler Ver.4.0, The Adjuster, The Formatter, The Commercial Virus/Vaccine Ver.1.1
  • Hacker training course 3: Slot concept and BIOS
  • Majestic System Ver.2.0
  • Youth claim:
    • Current situation for MSX software and hardware
    • What MSX3 should be, Ys 3, Compile Disc Station
  • Corrections to Backup Katsuyou Technique 16
1990-03 18
  • Game politics practice classroom with 64 filers for games on disk (by Yasuhiro Itakura)
  • DOS-Fighter 2: Hexa monitor (by Takahiro Nakayama)
  • Program: Directories structure, file dump, directories repair (by Motoaki Saito)
  • Graphic hacks for Tetris & Ryukyu (by Yasuhiro Mori)
  • Hacker training course 4: Slot switching and BIOS (article by M&M)
  • Trick the checkers to back up everything automatically RDOS (by Kazuaki Hashimoto)
  • More info about Majestic Ver.2.0 + Main RAM 64K saver and Music player (article by M&M)
  • Youth claim: C&L Gun Shot, High-level languages, Sony hardware, Compile Disc Station (by Toshiya Ando)
  • Review of 4 new ASCII products
1990-06 19
  • Nobunaga's Ambition: Sengoku Heroes Legend (Hack to change the countries power by Masaharu Takahashi)
  • Disk check program is back (by Mitsuru Yamada)
  • MSX-DOS <-> BASIC switching program (by Ieyasu Kitamura)
  • SCREEN8 to SCREEN5 converter, program to extend the free area, and ROM to Disk program (by Yasuhiro Mori)
  • Hacker training course 5: FDD & disk ROM (article by M&M)
  • Guide to remove a protection (by Yasuhiro Itakura)
  • MSX-Aids Ver.1.1 (review by Toshikatsu Saito)
1990-09 20
  • Romins: High-performance super monitor (by Romi)
  • Copy Cat: Copy tool with CRC error reproduction function (by Taku Izumisawa)
  • Virus Program (by Magrin)
  • Personal countdown: Cut everything on MSX (by Sei Ohashi)
  • Memory expansion for MSX-DOS2 (by Hitoshi Shibuya)
  • Cassette interface for FS-A1WSX (by Yōkiba)
  • Hacker training course 6: Analysis of disk work area (article by M&M)
  • Majestic system: Optional program (by M&M)
1990-12 21
  • MSX turboR utilities: 64KB RAM saver, fastest copy tool, etc (by Kazuaki Hashimoto)
  • Disk compare (by Tadashi Shigeno)
  • Disk acceleration program for Panasonic MSX2 + machines (by Masaharu Takahashi)
  • Data Search & File Edit programs (by Akira Kanda)
  • Self-propagating virus (by Ryōga)
  • Hacker training course 7: Until the disk system boots (article by M&M)
  • Beginner Relief Chapter: Reader's Q&A and Machine language input method
1991-03 22
  • Slash the turbo R: MSX thorough talk and your questions
  • MSX Tools Sector Dump, PAC Dump, Data Search, User Disk Saver, Dump, etc (by Kazuaki Hashimoto)
  • Soft Touch: Definitive version of the ROM copy tool (by Ochishizumi)
  • Hacker training course 8: The true sense of protection (article by M&M)
  • Introduction to programming: Basic knowledge of machine language terms
1991-06 23
  • BASIC extension tool: CMD modulator (by Kazuaki Hashimoto)
  • ROM software acceleration program for MSX-turbo R (by Tiffany)
  • Formula (report by M&M / Kobo T.K)
  • Romance of the Three Kingdoms II: Warlord ability power-up program
  • Hacker training course 9: Aiming for strong protection (article by M&M)
  • Introduction to programming 2: Basic knowledge of machine language terms
  • Bug Information: 22 MSX Tools
1991-09 24
  • COPY CAT Ver.2.00 (by Taku Izumisawa)
  • Formula (report by Kenichi Takemoto)
  • Useful applications for MSX (by Kenichi Takemoto)
  • Disk compression program (by Asao Suzuki)
  • Nobunaga's Ambition: The Heroic Warlords: Countries power hack (by Tōru Tanaka)
  • Kanji sector dump program (by Takeshi Kōno)
  • Mega Loader Ver.0.1: The long-sought megarom are supported (by Kazuaki Hashimoto)
  • BASIC extension tool: CMD modulator part 2 (by Kazuaki Hashimoto)
  • Hacker training course 10: This time I will remove the protection (article by M&M)
  • MIDI Room: Cyber Music Club 1 (by Aqua)
  • MEM-768: MSX expansion RAM cartridge (Review)
  • Introduction to programming 3: Basic knowledge of machine language terms
1991-12 25
  • Copy Cat Communication: Powerful! Copy tool ver.2.01 (by Taku Izumisawa)
  • BASIC extension tool: CMD modulator part 3 (by Kazuaki Hashimoto)
  • Labeling on MSX & Structured BASIC (by Seikai)
  • Hacker training course 11: Game system interrupt technique (article by M&M)
  • Bug Information: 2 Megaroms list
  • Mega Loader: Missing list
  • MIDI Room: Cyber Music Club 2 (by Aqua)
  • The new "A1GT" that finally came out, what is its ability?
  • Introduction to programming 4: Basic knowledge of machine language terms
1992-03 26
  • Focus on the A1GT: Thorough check
  • 4 remodeling techniques for the latest MSX turbo R: Speakon, MNI reset, RAM expansion 512KB, ANA-R, etc (by Kazuaki Hashimoto)
  • Explore new features of FS-A1GT (by Saichi Tanji)
  • Special tool: 7 programs (review by Atsushi Tada)
  • Data Maker Ver1.1 & Sub-programs (review by Akihiro Arisawa)
  • Musics Of Sorcerian (Yasuhiro Ueda)
  • Z80 <-> R800 CPU switching tool (by Hiroyuki Shimodaira)
  • Mega Loader Ver.0.2 & 0.3 (by Kazuaki Hashimoto)
  • BASIC extension tool: CMD modulator part 4 (by Kazuaki Hashimoto)
  • Introduction to programming 5: Basic knowledge of machine language terms by model
1992-06 27
  • Color palette editor (by Makoto Iwasaki)
  • Make an infrared remote control with MSX (by Kiyotaka Aikawa)
  • Short, fast, for 1 drive in one: Simple program of disk copy (by Masayuki Ōta)
  • Ultra-fast FDD formater for FS-A1 series (Ryōga)
  • BASIC extension tool: CMD modulator part 5 (by Kazuaki Hashimoto)
  • MIDI control program for A1GT (by Kazuaki Hashimoto)
  • New hacker training course 2: All about ROM copy techniques (by Kazuaki Hashimoto)
  • Introduction to programming 6: Basic knowledge of machine language terms
  • Latest MSX Market Report: MSX going to disappear?
1992-09 28
  • A1GT remodeling method: Speakon addition, FDD addition, clock up (by Kazuaki Hashimoto)
  • Princess Maker Hacking Program Collection (by Kazuki Kokubun, Nazomizu and Q)
  • Consecutive ramen Ver 1.0: Consecutive screen capture program (by Tomoaki Ōta)
  • Fancy Disk Copy (by Y.M)
  • Disk menu system (by UOS)
  • Illusion City: Data hacking Program (by Satoshi Matsuura)
  • MSX turboR utility program collection: High Speed BOOT Program, MIDI Exclusive Data Setting Subroutine
  • Commercial Cutter & Program (by Kiyotaka Aikawa)
  • New hacker training course 3: All about Disk Control and FDC (by Kazuaki Hashimoto)
1992-12 29
  • Backup Master Ver1.1 (by Tom)
  • PAC: Making a SRAM standard cartridge and editor program (by Yūmi)
  • Oscilloscope program (A.M.S)
  • MIDI use techniques 1: MT-32 system compatible utility (article by Tiffany)
  • Telephone control system (by Kiyotaka Aikawa)
  • New hacker training course 4: HB-F900/HB-F1/FS-5000 I/O port addresses for disk control (by Kazuaki Hashimoto)
1993-03 30
  • ESE Mac Formatter: 800K bytes OK (by Ryōga)
  • Roland MT-32 Sound Editor Ver1.10 (by EbiP)
  • Copy Cat Communication Vol.2: Powerful! Copy tool ver.2.02 (by Taku Izumisawa)
  • MIDI use techniques 2: Exclusive Data Converter Ver.0.1 (article by Tiffany)
  • Fast push machine system (by Kiyotaka Aikawa)
  • New hacker training course 5: Easy hacking collection & easy machine language course (by Kazuaki Hashimoto)
1993-06 31
  • Beautiful girl system center Backup & filer collection for hacking (Fuu-chan)
  • MSX2 6MHz clock up (Nobutomo Fujimura)
  • ESE Mac Formatter Power Up Kit part 1: Make a CRC error (by Ryōga)
  • MIDI use techniques 3: MML Maker v1.00 (article by Tiffany)
  • Copy Cat Communication Vol.3: Powerful! Copy tool ver.3 (by Taku Izumisawa)
  • Analog input digital conversion system (by Yasushi Utsunomiya and Kiyotaka Aikawa)
1993-08 32
  • CG Saver (by Nakamura)
  • Koei Music Playing System (by Keiichi Kuroda)
  • Daisenryaku II Campaign version: User Disk Editor (by Takahiro Tani)
  • ESE Mac Formatter Power Up Kit part 2 (by Ryōga)
  • MIDI use techniques 4: RCP2MML converter ver1.10 and MIDI data recorder Ver1.01 (article by Tiffany)
  • Copy Cat Communication Vol.4: Powerful! Copy tool (by Taku Izumisawa)
  • Measure the capacity of the capacitor with MSX (by Kiyotaka Aikawa)
  • New hacker training course 6: Consideration and analysis for RAMDISK creation (by Kazuaki Hashimoto)
1993-10 33
  • Herohero No.5: Super MIDI Adapter by (Takeshi Aida)
  • Joy Commander: A joystick on keyboard (by Takashi Takeda)
  • MIDI use techniques 5 (article by Tiffany)
  • First large capacity 2MB memory: Making of MSX expansion RAM (by Kazuaki Hashimoto)
  • Copy Cat Communication Vol.5: Powerful! Copy tool (by Taku Izumisawa)
  • Making of Laser Disc Controller
  • New hacker training course 7: Consideration and analysis for RAMDISK creation (by Kazuaki Hashimoto)
  • MSX Program Hacking Techniques (by Kazuaki Hashimoto)
1993-12 34
  • Connect your SNES pad to MSX (by Yūmi)
  • MSX FM Game Music PLAYER Ver.2.00: CMD modulator option (by Keiichi Kuroda )
  • MIDI use techniques 6: RCP (Recomposer) and MIDI Saurus Data Structures (article by Tiffany)
  • Making of an MSX expansion RAM: Soft edition (by Kazuaki Hashimoto)
  • Copy Cat Communication Vol.6: Updated to Ver.3.0 (by Taku Izumisawa)
  • Making of an A/D converter universal
  • New hacker training course 7: Terms you should know and DOS2 hardware analysis (by Kazuaki Hashimoto)
  • SUPER-X: High performance machine language monitor (Takeru)
1994-02 35
  • Daisenryaku II Campaign version: Map Conversion Tool (by Takahiro Tani)
  • Herohero No.6: Super MIDI Adapter by (Takeshi Aida)
  • MIDI use techniques 7 (article by Tiffany)
  • Making of an slot expander (by Kazuaki Hashimoto)
  • Copy Cat Communication Vol.7: FDC command (by Taku Izumisawa)
  • Convert digital to analog signals: Create a waveform with a D/A (by Kiyotaka Aikawa)
  • Continued MSX hacker training course part 1: Effective use of VDP (by Nyan Tac)
1994-04 36
  • Speed-up kit for Snatcher & SD Snatcher (By Okei)
  • CMY-S8.BAS Ver2.00: 3 primary color separation program (by Jiji)
  • FAT & Directory Formatter (by Toshiyuki Hachifune)
  • MIDI use techniques 8: Thorough use of special features of MIDI Saurus (article by Tiffany)
  • Making of a frequency counter adapter (by Kiyotaka Aikawa)
  • Continued MSX hacker training course part 2: Calculation of the number of states (by Taku Izumisawa)
1994-06 37
  • How to read the tape with turboR (by A.M.S)
  • Making of a infrared transmitter/receiver for joystick (by Tawara Suzu)
  • MIDI use techniques 9: A little useful program to use MIDI (article by Tiffany)
  • Making of a logic analyzer adapter (Kiyotaka Aikawa)
  • Continued MSX hacker training course part 3: How to use slot memory (by Taku Izumisawa)
1994-08 38
  • MIDI use techniques 10: Other model users OK! Beginner course (article by Tiffany)
  • Making of a logic analyzer adapter (Kiyotaka Aikawa)
  • Continued MSX hacker training course part 4: System Rewriting (by Taku Izumisawa)


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