diff --git a/collects/games/paint-by-numbers/raw-problems/build-kajitani.ss b/collects/games/paint-by-numbers/raw-problems/build-kajitani.ss
deleted file mode 100644
index d7da60ae12..0000000000
--- a/collects/games/paint-by-numbers/raw-problems/build-kajitani.ss
+++ /dev/null
@@ -1,105 +0,0 @@
-#lang scheme
-
-;; AFAICT, the input to the thing is long gone.
-
-#!/bin/sh
-
-string=? ; exec mzscheme -qr $0
-
-;; this builds raw-kajitani.ss from full-kajitani
-;; raw-kajitani.ss is used in build-problems.ss
-
-(define (make-strings-mutable sexp)
-  (cond
-   [(string? sexp) (string-copy sexp)]
-   [(cons? sexp) (cons (make-strings-mutable (car sexp))
-		       (make-strings-mutable (cdr sexp)))]
-   [else sexp]))
-
-(define raw-kajitani
-  (make-strings-mutable
-   (call-with-input-file (build-path (collection-path "games" "paint-by-numbers")
-				     "full-kajitani")
-     read)))
-
-(define allowed-emails
-  (map (lambda (x) (if (list? x) (car x) x))
-       (call-with-input-file (build-path (collection-path "games" "paint-by-numbers")
-					 "allowed-email")
-	 read)))
-
-(define counters (make-hasheq))
-
-(define email-ht (make-hasheq))
-(for-each (lambda (email) (hash-set! email-ht (string->symbol email) null))
-          allowed-emails)
-
-(define kajitani-sets
-  (let ([ht (make-hasheq)])
-    (for-each
-     (lambda (kaj-set)
-       (let* ([raw-email (cadddr kaj-set)]
-              [email (if (string? raw-email)
-                         (string-downcase raw-email)
-                         raw-email)])
-         (when (member email allowed-emails)
-           (let ([email-sym (string->symbol email)])
-             (hash-set! email-ht email-sym
-                              (cons
-                               (car kaj-set)
-                               (hash-ref email-ht email-sym))))
-           
-           (let ([tag (string->symbol (format "~ax~a" (car (car kaj-set)) (cadr (car kaj-set))))]
-                 [rows/cols (list (caddr (car kaj-set)) (cdr kaj-set))])
-             (hash-set!
-              ht
-              tag
-              (cons
-               rows/cols
-               (hash-ref
-                ht
-                tag
-                (lambda ()
-                  null))))))))
-     raw-kajitani)
-    (hash-map ht (lambda (x l) (list x (reverse l))))))
-     
-(printf "stats by email~n")
-(let ([total 0])
-  (for-each 
-   (lambda (x)
-     (let ([k (car x)]
-	   [v (cadr x)])
-       (let ([len (length v)])
-	 (set! total (+ len total))
-	 (printf "~s ~s~n" k
-		 len
-		 ;v
-		 ))))
-   (sort (hash-map email-ht list)
-         (lambda (x y) (> (length (cadr x)) (length (cadr y))))))
-
-  
-  (printf "total: ~s~n" total))
-
-(define (build-solutionless-kajitani kaj-set)
-  (list
-   (format "Kajitani ~a" (car kaj-set))
-   (format "k~a" (car kaj-set))
-   (map
-    (let ([n 0])
-      (lambda (kaj)
-	(set! n (+ n 1))
-	(list (format "~a (~a)" (car kaj) n)
-	      (cadr (cadr kaj))
-	      (car (cadr kaj)))))
-    (cadr kaj-set))))
-
-(call-with-output-file (build-path (collection-path "games" "paint-by-numbers")
-				   "raw-kajitani.ss")
-  (lambda (port)
-    (pretty-print
-     (sort (map build-solutionless-kajitani kajitani-sets)
-           (lambda (s1 s2) (string<=? (car s1) (car s2))))
-     port))
-  'truncate)